1 2005-11-29 Evan Cheng <evan.cheng@apple.com>
3 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
4 moves and unpack to speed up.
6 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
8 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
9 argument, they are always sparc_compare_op0 and sparc_compare_op1.
10 (gen_v9_scc): Update callers.
11 * config/sparc/sparc.md: Likewise.
12 * config/sparc/sparc-protos.h: Update extern declaration.
14 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
16 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
18 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
21 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
23 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
24 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
27 2005-11-29 Ben Elliston <bje@au.ibm.com>
29 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
32 2005-11-29 Ben Elliston <bje@au.ibm.com>
34 * Makefile.in (clean-target): Depend on clean-target-libgcc.
35 (clean-target-libgcc): Import rule from the top-level Makefile.in.
37 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
41 * builtins.c (init_target_chars): New.
42 (expand_builtin_printf, expand_builtin_fprintf,
43 expand_builtin_sprintf, fold_builtin_sprintf,
44 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
45 fold_builtin_snprintf_chk, fold_builtin_printf,
46 fold_builtin_fprintf): Check for matching format strings using
49 2005-11-29 Paul Brook <paul@codesourcery.com>
51 * config.gcc: Do not use fixproto on m68k-elf.
53 2005-11-28 Roger Sayle <roger@eyesopen.com>
55 * expmed.c (div_cost): Replace with...
56 (sdiv_cost, udiv_cost): New.
57 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
58 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
59 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
60 (expand_divmod): Replace use of div_cost with either sdiv_cost
61 or udiv_cost depending upon the signedness of the operation.
63 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
66 * config/darwin.c (machopic_indirection_name,
67 machopic_output_indirection): Follow transparent alias chain.
69 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
71 * varasm.c (ultimate_transparent_alias_target): Add comment.
73 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
75 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
76 SET_SRC instead of XEXP where appropriate.
78 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
80 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
83 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
85 * config/fp-bit.h (LSHIFT): Take shift count parameter.
86 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
89 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
91 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
92 secondary_input_reload_class, made static. Adapt to new
94 (secondary_output_reload_class): Delete.
95 (TARGET_SECONDARY_RELOAD): New macro.
96 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
97 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
99 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
102 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
103 when its natural alignment is > BITS_PER_UNIT.
104 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
105 * c-common.c (handle_packed_attribute): Ignore packing on a field
106 whose type is naturally char aligned.
108 2005-11-28 Richard Guenther <rguenther@suse.de>
110 * c-common.c (strict_aliasing_warning): Handle all
111 component-ref like accesses.
113 2005-11-28 Roger Sayle <roger@eyesopen.com>
114 Uros Bizjak <uros@kss-loka.si>
117 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
118 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
119 when flag_unsafe_math_optimizations is set and
120 we don't care about NaNs or Infinities.
122 Move x/expN(y) and x/pow(y,z) transformation into common
123 flag_unsafe_math_optimizations section.
125 2005-11-27 Mark Mitchell <mark@codesourcery.com>
127 * gcc.c (main): Change type of argv to "char **".
129 2005-11-28 Alan Modra <amodra@bigpond.net.au>
131 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
133 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
134 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
135 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
136 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
137 output locals to sbss if !rs6000_elf_in_small_data_p.
138 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
140 2005-11-28 Alan Modra <amodra@bigpond.net.au>
143 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
145 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
146 indexed_or_indirect_address.
147 (indexed_or_indirect_address): Don't test for base reg. Call
148 address_operand last. Make it a special predicate.
150 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
152 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
154 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
157 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
159 (negate_expr): Likewise.
161 2005-11-27 Andreas Schwab <schwab@suse.de>
163 * config/m68k/m68k.c: Reindent and fix whitespace, remove
166 2005-11-27 Steven Bosscher <stevenb@suse.de>
168 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
169 has EH predecessor edges.
171 2005-11-26 Eric Christopher <echristo@apple.com>
173 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
174 register stalls by zero extending to the full register.
176 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
178 * config/floatunsisf.c, config/floatunsidf.c,
179 config/floatunsixf.c, config/floatunsitf.c: New files.
180 * config/ia64/t-hpux: Add floatunsitf.c.
181 * config/ia64/ia64.c (ia64_init_libfuncs): Use
182 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
184 2005-11-26 Richard Henderson <rth@redhat.com>
186 * c-lex.c (pragma_lex): Rename from c_lex.
187 * c-pch.c: Update for pragma_lex rename.
188 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
189 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
190 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
191 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
192 * doc/tm.texi: Likewise.
194 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
197 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
198 when overflow is undefined.
200 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
202 * doc/md.texi (Insn Canonicalizations): Refer to the
203 function commutative_operand_precedence for further rules.
205 2005-11-25 Roger Sayle <roger@eyesopen.com>
208 * expmed.c (choose_mult_variant): Return immediately when mult_cost
209 is less than zero. Limit mult_cost to a reasonable upper bound for
210 the synthetic multiplication sequence.
212 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
215 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
216 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
217 Lookup the explicit replacement functions for any unlocked
218 stdio builtin transformations.
220 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
222 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
224 * targhooks.c (default_secondary_reload): Don't require operand 2
225 for an input reload to be earlyclobber.
227 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
229 * fold-const.c (negate_mathfn_p): Fix comment and add support
230 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
233 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
236 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
237 _Q_ulltoq for unsigned conversions from SImode and DImode to
240 2005-11-25 Alan Modra <amodra@bigpond.net.au>
242 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
243 (__floatundidf, __floatundisf): Likewise.
245 2005-11-25 David Edelsohn <edelsohn@gnu.org>
247 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
248 (rs6000_override_options): Remove initialization of
250 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
251 (rs6000_emit_stack_tie): Same.
252 (emit_frame_save): Same.
253 (gen_frame_mem_offset): Same.
254 (rs6000_emit_prologue): Same.
255 (rs6000_emit_epilogue): Same.
257 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
260 * fold-const.c (fold_build): Convert bool_var != 1 and
261 bool_var == 0 to !bool_var.
263 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
266 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
267 for C being INTEGER_CST. Likewise for !=.
269 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
272 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
273 unsigned conversions from SImode to TFmode.
275 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
277 * expr.c (expand_expr_real_1): Fix error in last change.
279 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
281 * caller-save.c: (this_insn_sets): Move into:
282 (save_call_clobbered_regs).
283 (mark_set_regs): Get this_insn_sets from data.
285 (save_call_clobbered_regs): Take sets of the return value by
286 sibcalls into account.
288 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
291 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
292 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
293 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
294 (memory_move_secondary_cost, init_reg_autoinc): Remove
295 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
296 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
297 secondary_reload_class call.
298 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
300 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
301 (push_secondary_reload): Use secondary_reload target hook.
302 (secondary_reload_class, scratch_reload_class): New functions.
303 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
304 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
305 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
306 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
307 (secondary_reload_class, scratch_reload_class): Declare.
308 * reload1.c: Include target.h.
309 (reload_adjust_reg_for_temp): New function.
310 (reload_adjust_reg_for_icode): Likewise.
311 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
312 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
314 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
315 for inheritance. Support case when both secondary & tertiary reloads
316 are for intermediate registers.
317 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
318 with secondary_reload_class call. Support case when both secondary
319 & tertiary reloads are for intermediate registers.
320 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
321 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
322 * target.h (secondary_reload_info): New struct / typedef.
323 (struct gcc_target): New member secondary_reload.
324 * targhooks.c Include reload.h, optabs.h and recog.h.
325 (default_secondary_reload): New function.
326 * targhooks.h (default_secondary_reload): Declare.
327 * doc/tm.texi: Document secondary_reload target hook. Update
328 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
329 * doc/md.texi: Likewise.
331 * sh-protos.h (sh_secondary_reload): Declare.
332 * sh.c (TARGET_SECONDARY_RELOAD): Override.
333 (sh_secondary_reload): New function.
334 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
335 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
336 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
337 (HAVE_SECONDARY_RELOADS): Define.
338 * sh.md (reload_indf): Rename to:
340 (reload_outdf): Rename to:
341 (reload_outdf__RnFRm).
342 (reload_insf): Rename to:
344 (reload_insi): Rename to:
345 (reload_insi__i_fpul).
347 2005-11-24 Uros Bizjak <uros@kss-loka.si>
349 * configure.ac: Require at least texinfo 4.4.
350 * configure: Regenerate.
352 * doc/install.texi (Tools/packages necessary for building GCC):
353 Update required version of texinfo to at least 4.4.
354 (Installing GCC: Building): Update required version of texinfo
356 (Installing GCC: Final installation): Update required version
357 of texi2dvi to at least 4.4.
358 (Host/target specific installation notes for GCC): Update required
359 version of texinfo to at least 4.4.
361 2005-11-24 Richard Guenther <rguenther@suse.de>
362 Dirk Mueller <dmueller@suse.de>
365 * c-common.h (strict_aliasing_warning): Declare.
366 * c-common.c (strict_aliasing_warning): New function,
368 * c-typeck.c (build_c_cast): ... here.
370 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
372 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
374 (swap_commutative_operands_with_target): New.
376 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
378 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
379 also when doing PRE, rather than only for global CPROP.
381 2005-11-24 Ben Elliston <bje@au.ibm.com>
383 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
384 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
386 (expand_twoval_unop): Likewise.
387 (widen_clz): Likewise.
388 (expand_parity): Likewise.
389 (expand_unop): Likewise.
390 (emit_cmp_and_jmp_insn_1): Likewise.
391 (prepare_float_lib_cmp): Likewise.
393 2005-11-24 Ben Elliston <bje@au.ibm.com>
395 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
396 Remove unused `class' variable.
398 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
401 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
402 C/C++ diagnostic function warn_array_subscript_with_type_char.
403 * c-common.h (warn_array_subscript_with_type_char): Declare.
404 * c-common.c (warn_array_subscript_with_type_char): Define.
406 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
409 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
410 compiling at the intersection of C and C++.
412 2005-11-23 Mark Mitchell <mark@codesourcery.com>
414 * doc/invoke.texi: For man pages, include gcc-vers.texi.
415 List @file in the option summary. Include the libiberty
416 documentation for @file.
417 * gcc.c (main): Call expandargv.
418 * Makefile.in (gcc-vers.texi): Define srcdir.
420 2005-11-23 Diego Novillo <dnovillo@redhat.com>
422 * passes.c (init_optimization_passes): Document
423 sequencing of passes.
425 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
427 * config/m68k/predicates.md (pcrel_address, extend_operator,
428 post_inc_operand, pre_dec_operand): Remove redundant
430 (const_uint32_operand, const_sint32_operand): Use gcc_assert
432 (valid_dbcc_comparison_p): Rewrite in the lisp style.
434 2005-11-23 Ben Elliston <bje@au.ibm.com>
436 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
438 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
440 Preparatory work for PR target/21623:
441 * alpha.c (secondary_reload_class): Rename to:
442 (alpha_secondary_reload_class).
443 * alpha.h, alpha-protos.h: Likewise.
444 * mn10300.c (secondary_reload_class): Rename to:
445 (mn10300_secondary_reload_class).
446 * mn10300.h, mn10300-protos.h: Likewise.
447 * pa.c (secondary_reload_class): Rename to:
448 (pa_secondary_reload_class).
449 * pa.h, pa-protos.h: Likewise.
450 * rs6000.c (secondary_reload_class): Rename to:
451 rs6000_secondary_reload_class.
452 * rs6000.h, rs6000-protos.h: Likewise.
454 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
457 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
459 2005-11-22 Ian Lance Taylor <ian@airs.com>
461 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
463 (prepare_cmp_insn): Likewise.
465 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
468 * m68k.md (zero_extendsidi2): Force operands[1] to a register
469 if both operands[0] and operands[1] are memory.
471 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
474 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
475 COMPARISON_CLASS_P and an integral types create create a new
476 expression with the new type and fold that.
478 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
481 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
482 to SUBTARGET_OS_CPP_BUILTINS.
484 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
486 * arm.c (emit_set_insn): New function.
487 (arm_split_constant): Call it.
488 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
489 (arm_legitimize_address): Likewise. Use plus_constant.
490 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
491 (thumb_expand_prologue): Likewise.
492 (arm_gen_load_multiple): Use VOIDmode in SET.
493 (arm_gen_store_multiple): Likewise.
494 (vfp_emit_fstmx): Likewise. Use plus_constant.
495 (emit_multi_reg_push): Likewise.
496 (emit_sfm): Use plus_constant.
498 2005-11-23 Alan Modra <amodra@bigpond.net.au>
501 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
504 2005-11-22 Alan Modra <amodra@bigpond.net.au>
507 * expmed.c (store_bit_field): Don't attempt to insv a field
510 2005-11-22 Alan Modra <amodra@bigpond.net.au>
513 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
514 explicit sign extension, not a (char) cast.
516 2005-11-22 Ben Elliston <bje@au.ibm.com>
518 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
519 GET_MODE_CLASS (x) == MODE_FLOAT.
520 * config/i386/i386.c: Likewise.
521 * config/rs6000/xcoff.h: Likewise.
522 * config/rs6000/linux64.h: Likewise.
523 * config/rs6000/rs6000.c: Likewise.
524 * config/rs6000/rs6000.h: Likewise.
525 * config/rs6000/predicates.md: Likewise.
526 * config/rs6000/sysv4.h: Likewise.
528 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
530 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
533 * config/alpha/freebsd.h, config/alpha/linux.h,
534 config/arm/linux-elf.h, config/bfin/bfin.h,
535 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
536 config/i386/beos-elf.h, config/i386/gnu.h,
537 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
538 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
539 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
540 config/rs6000/linux64.h, config/rs6000/sysv4.h,
541 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
542 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
543 config/sparc/linux.h, config/sparc/linux64.h,
544 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
546 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
547 are both defined when either flag -fpic or -fPIC are used.
549 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
551 * config/fp-bit.c (clzusi): New function.
552 (si_to_float, usi_to_float): Use it to compute proper shift.
553 (usi_to_float): Preserve guard bits when shifting right.
554 * libgcc-std.ver (GCC_4.2.0): New version.
555 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
556 __floatundisf): New functions.
557 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
558 __floatundisf): Declare.
559 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
560 _floatundixf, and _floatunditf.
561 * optabs.c (expand_float): If target does not define a pattern for
562 signed or unsigned conversion, use an unsigned libcall instead of
564 (init_optabs): Initialize ufloat_optab.
566 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
568 * config/rs6000/rs6000.opt (mmulhw): New option.
569 * doc/invoke.texi (-mmulhw): Document.
570 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
572 * config/rs6000/rs6000.md: Add half-word multiply and
573 multiply-accumulate instructions for 405 and 440.
575 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
577 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
578 which matches behavior of gcc 4.0 and older for RTEMS targets. The
579 default now includes a linker group which makes the RTEMS one nest.
581 2005-11-22 Ben Elliston <bje@au.ibm.com>
583 * cse.c (fold_rtx): Typo fix.
584 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
586 2005-11-21 Richard Henderson <rth@redhat.com>
588 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
589 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
591 * c-tree.h (lookup_name): Move declaration ...
592 * c-common.h (lookup_name): ... here.
593 * config/darwin-c.c: Include c-common.h.
594 * config/t-darwin: Update dependencies.
596 2005-11-22 Ben Elliston <bje@au.ibm.com>
598 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
599 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
600 * genopinit.c (gen_insn): Likewise.
601 * reload.c (find_equiv_reg): Likewise.
602 * loop.c (load_mems): Likewise.
603 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
604 * cse.c (find_comparison_args, fold_rtx): Likewise.
605 * dwarf2out.c (add_const_value_attribute): Likewise.
606 * expr.c (convert_move): Likewise.
607 * recog.c (general_operand, register_operand): Likewise.
608 * reg-stack.c (replace_reg): Likewise.
609 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
610 * c-common.c (handle_vector_size_attribute): Likewise.
611 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
612 (simplify_binary_operation_1): Likewise.
613 (simplify_const_binary_operation): Likewise.
614 (simplify_relational_operation): Likewise.
615 (simplify_const_relational_operation): Likewise.
616 (simplify_immed_subreg): Likewise.
617 * emit-rtl.c (gen_lowpart_common): Likewise.
618 * expmed.c (expand_mult): Likewise.
619 * stor-layout.c (layout_type): Likewise.
621 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
624 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
625 cst2 only for SPE vectors.
627 2005-11-21 David Edelsohn <edelsohn@gnu.org>
630 * config/rs6000/predicates.md (vrsave_operation): Check
631 UNSPEC_VOLATILE value.
633 2005-11-21 Jan Hubicka <jh@suse.cz>
635 PR tree-optimization/24653
636 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
638 2005-11-21 Uros Bizjak <uros@kss-loka.si>
640 * config/i386/predicates.md (ax_reg_operand): New predicate.
641 (memory_displacement_only_operand): New predicate.
642 * config/i386/i386.md ("modrm" attribute): Return 0 if one
643 operand is AX register and the other operand is memory operand
644 with displacement only.
646 2005-11-21 Uros Bizjak <uros@kss-loka.si>
648 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
649 if we don't care about NaNs or Infinities.
651 2005-11-20 Ian Lance Taylor <ian@airs.com>
653 PR rtl-optimization/24883
654 * combine.c (combinable_i3pat): When checking whether the
655 destination of i3 is used in i3, consider paradoxical subregs.
657 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
660 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
662 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
664 * combine.c (try_combine): Do not run subst on i1src and i2src in
665 the case of generating a PARALLEL for a comparison.
667 2005-11-20 Richard Henderson <rth@redhat.com>
670 * tree-sra.c (struct sra_elt): Add all_no_warning.
671 (struct sra_walk_fns) <use>: Add use_all argument.
672 (sra_walk_expr): Pass it.
673 (sra_walk_modify_expr): Likewise.
674 (scalarize_ldst): Likewise.
675 (scan_use): Update for new argument.
676 (mark_no_warning): New.
677 (scalarize_use): Use it.
679 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
681 * expr.c (expand_expr_real): Use usmul_optab for widening
682 signed * unsigned multiplies.
683 * genopinit.c (optabs): Add usmul_widen_optab.
684 * optabs.c (init_optabs): Likewise.
685 * optabs.h (enum optab_index): Add OTI_usmul_widen.
686 (usmul_widen_optab): Define.
687 * config/bfin/bfin.md (usmulhisi3): New pattern.
689 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
691 2005-11-20 Graham Stott <btinternet.com>
693 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
695 2005-11-20 Andreas Schwab <schwab@suse.de>
698 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
701 2005-11-19 Richard Henderson <rth@redhat.com>
704 * tree-gimple.c (is_gimple_id): Export.
705 * tree-gimple.h (is_gimple_id): Declare.
706 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
707 (get_default_value): Use it.
708 (maybe_fold_stmt_indirect): Likewise.
710 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
712 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
713 than VR1 or vice-versa.
715 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
719 * reload.c (find_reloads_address_1): Mention dependency on
721 * reload1.c (gen_reload): For IN with an unary operation, try
722 moving inner expression to OUT if trivial SET is not valid.
723 Confirm that the result is valid. Move common code block into...
724 (emit_insn_if_valid_for_reload): New function.
726 2005-11-19 Richard Guenther <rguenther@suse.de>
728 * fold-const.c (fold_indirect_ref_1): Make sure we fold
729 ARRAY_REFs of constant strings.
731 2005-11-19 Jakub Jelinek <jakub@redhat.com>
733 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
736 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
738 * combine.c (make_compound_operation): Swap operands of
739 commutative operation if necessary before returning.
741 2005-11-19 Richard Guenther <rguenther@suse.de>
744 * fold-const.c (fold_plusminus_mult_expr): New function.
745 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
746 cases, remove now unnecessary code.
748 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
750 * gensupport.c (old_preds): Rename to std_preds, add special field.
751 (struct old_pred_table): Rename to struct std_pred_table, add special
753 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
754 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
755 (init_predicate_table): Adjust, and set along the way whether a
756 predicate is special.
758 2005-11-18 Mark Mitchell <mark@codesourcery.com>
760 * BASE-VER: Change to 4.2.0.
762 2005-11-18 James E Wilson <wilson@specifix.com>
764 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
767 2005-11-18 Mike Stump <mrs@apple.com>
769 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
770 * config/darwin-c.c (darwin_pragma_unused): Likewise.
771 * c-decl.c (lookup_name_two) Remove.
772 * c-tree.h (lookup_name_two): Remove.
773 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
774 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
775 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
776 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
778 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
781 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
782 when not generating code to use that co-processor.
784 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
786 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
787 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
788 these functions are now in tree-phinodes.c.
790 2005-11-18 Jie Zhang <jie.zhang@analog.com>
792 * config/bfin/bfin.md (trap): New pattern.
794 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
796 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
799 * expr.c (expand_expr_real): Don't call record_block_change unless
800 ib_boundaries_block is non-null
802 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
804 * fold-const.c (build_range_check): Use proper type for subtraction
805 when merging lower bound.
807 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
809 PR rtl-optimization/24497
810 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
813 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
815 * tree-scalar-evolution.c (expression_expensive_p): New function.
816 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
818 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
820 * config/bfin/crtlibid.s: New file.
822 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
825 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
826 when not using sjlj exceptions.
827 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
828 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
829 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
830 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
831 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
832 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
833 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
834 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
835 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
836 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
837 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
838 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
839 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
841 * config/pa/hpux-unwind.h: New file.
843 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
845 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
846 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
847 * varasm.c (do_assemble_alias): Adjust call.
848 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
850 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
852 2005-11-17 James E Wilson <wilson@specifix.com>
854 * tree.def (FUNCTION_DECL): Correct typo in comment.
856 2005-11-17 Richard Henderson <rth@redhat.com>
858 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
859 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
860 and DW_CFA_def_cfa_sf.
861 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
862 (dbx_reg_number): Don't assert particular registers here.
863 (based_loc_descr): ... do it here instead. Fold in ...
864 (eliminate_reg_to_offset): ... this function.
865 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
866 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
867 * unwind-dw2.c (execute_cfa_program): Apply data align factor
868 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
869 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
870 (instantiate_virtual_regs): Likewise.
871 * var-tracking.c (adjust_stack_reference): Likewise.
872 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
874 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
876 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
877 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
878 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
880 ($(T)crtlibid.o): New rule.
882 2005-11-16 Richard Guenther <rguenther@suse.de>
885 * fold-const.c (extract_array_ref): Return byte offset
887 (fold_binary): Fold &x[a] CMP &x[b] to
888 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
891 2005-11-16 Richard Henderson <rth@redhat.com>
894 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
895 parts of an SSA_NAME.
897 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
900 * arm.md (split for movsf with immediate): Restrict split to insns
901 that set a general register.
903 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
905 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
907 * unwind-dw2.c (uw_advance_context): Likewise.
908 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
909 _Unwind_SjLj_Unregister.
910 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
912 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
914 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
916 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
918 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
919 langhook to get a DImode integer type.
921 2005-11-16 Richard Henderson <rth@redhat.com>
922 J"orn Rennecke <joern.rennecke@st.com>
923 Ulrich Weigand <uweigand@de.ibm.com>
927 * reload1.c (reg_equiv_invariant): New.
928 (reload): Allocate, initialize, and free it.
929 (calculate_needs_all_insns): Check it when skipping equivalence
931 (alter_reg): Likewise.
932 (eliminate_regs_1): Rename from eliminate_regs. Add new
933 may_use_invariant argument; only use reg_equiv_invariant when true.
934 (eliminate_regs): New.
935 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
936 a context for which may_use_invariant may be true.
938 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
940 * fold-const.c (const_binop): Don't constant fold the operation
941 if the result has overflowed and flag_trapping_math.
942 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
944 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
946 * config/arm/unwind-arm.c (abort): Add prototype here.
947 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
948 (struct phase1_vrs): Add prev_sp.
949 (unwind_phase2_forced): Save the original core registers instead of
950 modifying entry_vrs. Take a new flag argument for resuming unwinding
951 and set action flags accordingly. Always set _US_END_OF_STACK when
952 get_eit_entry fails. Unwind before calling the stop function.
953 (_Unwind_GetCFA): New function.
954 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
955 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
956 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
957 just call unwind_phase2_forced.
958 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
959 * config/arm/unwind-arm.h (abort): Remove prototype.
960 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
962 (_Unwind_GetCFA): New prototype.
963 * config/arm/pr-support.c (abort): Add prototype here.
964 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
966 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
967 not schedule the prologue with non-call exceptions and EABI.
969 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
971 * config/arm/unwind-arm.h: Reorder interface function declarations.
972 (_URC_END_OF_STACK): New enumeration value.
973 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
974 (struct _Unwind_Control_Block): Document reserved field use.
975 (_Unwind_Stop_Fn): New typedef.
976 (_Unwind_ForcedUnwind): Declare.
977 (_Unwind_Resume_or_Rethrow): Declare.
978 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
980 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
981 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
982 (UCB_FORCED_STOP_ARG): New.
983 (search_EIT_table): Update boundary condition checks.
984 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
985 (unwind_phase2): Replace for with do..while.
986 (unwind_phase2_forced): New.
987 (__gnu_Unwind_RaiseException): Replace for with do..while.
988 (__gnu_Unwind_ForcedUnwind): New.
989 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
990 Use appropriate phase2 unwinder.
991 (__gnu_Unwind_Resume_or_Rethrow): New.
992 (__gnu_unwind_pr_common): Cope with forced unwinding.
994 2005-11-16 David Edelsohn <edelsohn@gnu.org>
997 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
999 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
1000 roundsf2): Remove "s" from mnemonic.
1002 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
1004 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
1006 * config/bfin/crtn.s: Change epilogues to match.
1007 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
1008 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
1009 __PIC__ and __pic__.
1011 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1014 * doc/invoke.texi: Distinguish between free and fixed form instead of
1015 Fortran and Fortran 90/95. Remove ratfor from the list of supported
1017 * gcc.c (default_compilers): Remove double entries, add entries for
1018 suffixes '.F90' and '.F95'.
1020 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1022 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1023 in the stack probing loop.
1025 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1027 * configure.ac: Use .machine power5 not power5x.
1028 * configure: Regenerate.
1030 2005-11-15 Mike Stump <mrs@apple.com>
1032 * c-decl.c (lookup_name_two): Add.
1033 * c-tree.h (lookup_name_two): Likewise.
1034 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1035 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1037 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1039 PR rtl-optimization/23392
1040 * regrename.c (enum scan_actions) Add mark_access.
1041 (scan_actions_name): Ditto.
1042 (scan_rtx_reg): Handle mark_access.
1043 (scan_rtx_address): Do nothing for mark_access.
1044 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1045 and regs in REG_INC notes before closing chains for dead regs.
1046 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1047 opening chains for new writes.
1049 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1051 * c.opt (ffixed-line-length-none): New.
1053 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1055 * mklibgcc.in: Change contents of eh_dummy.c.
1057 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1059 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1061 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1063 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1065 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1067 2005-11-15 Jan Hubicka <jh@suse.cz>
1069 * invoke.texi (large-unit-insns): Document.
1070 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1071 * params.def (large-unit-insns): New param.
1073 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1076 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1077 special register for operand 3. Reindent constraints to align
1080 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1082 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1083 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1084 * configure.ac: Add test for FP rounding instructions.
1085 * configure: Regenerate.
1086 * config.in: Regenerate.
1087 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1088 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1090 * config/rs6000/rs6000.opt (mfprnd): New.
1091 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1092 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1093 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1094 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1095 (TARGET_FPRND): New.
1096 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1098 (btrunc<mode>2): New.
1100 (floor<mode>2): New.
1101 (round<mode>2): New.
1103 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1105 * gcc.c (version_compare_spec_function): Use fatal() rather than
1108 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1109 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1110 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1112 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1115 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1116 on -mmacosx-version-min setting.
1118 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1121 * tree-vrp.c (infer_value_range): Return false if STMT is a
1122 block terminator and its basic block has no successors.
1124 2005-11-14 Mike Stump <mrs@apple.com>
1126 * config/i386/i386.c (override_options): -masm=intel isn't
1127 supported on darwin.
1128 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1130 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1132 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1133 vfork after including auto-host.h.
1135 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1137 PR rtl-optimization/22002
1138 * combine.c (distribute_notes): Detect cases where a reg dies
1139 two or more times in a bb, including on the insn we are combining,
1140 and place the death note on the correct range.
1142 2005-11-14 Dale Johannesen <dalej@apple.com>
1144 * expmed.c (store_bit_field): Add offset unconditionally for
1146 (extract_bit_field): Don't force extzv or extv operand into
1147 a register if field is too big.
1149 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1151 * config/arm/arm.c (pic_labelno): New.
1152 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1153 LABEL_REF. Pass only the labelno to PIC insns.
1154 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1155 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1156 * arm.md (UNSPEC_PIC_LABEL): New constant.
1157 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1158 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1159 Use the correct label prefix.
1161 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1163 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1166 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1168 * loop-invariant.c: Include tm_p.h.
1169 * Makefile.in: Updated.
1171 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1173 * pa.c (store_reg): Revise generation of frame notes in large frames.
1174 (set_reg_plus_d): Likewise.
1176 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1178 PR tree-optimization/24709
1179 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1182 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1184 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1185 and duplicate declaration of pthread_self.
1187 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1188 Ian Lance Taylor <ian@airs.com>
1191 * calls.c (expand_call): If TARGET is a MEM and some part of the
1192 argument area has been saved, force TARGET to a register.
1194 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1196 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1199 2005-11-13 Jason Merrill <jason@redhat.com>
1202 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1203 lazily declared methods.
1204 (force_decl_die): Stop if forcing out the context already make a
1206 (force_type_die): Likewise.
1208 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1211 * builtins.c (integer_valued_real_p): Add break in
1212 REAL_CST having TREE_OVERFLOW set.
1214 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1216 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1217 addressing modes during calculation of costs.
1219 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1221 * function.c (assign_stack_local_1): Restrict sanity check
1222 on frame size overflow to 32-bit and above platforms.
1224 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1226 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1227 * config/cris/cris.c: Include reload.h.
1228 (cris_initial_elimination_offset): New function.
1229 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1232 2005-11-12 Richard Guenther <rguenther@suse.de>
1234 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1236 2005-11-12 Jan Hubicka <jh@suse.cz>
1238 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1239 to compare against 0 when possible.
1241 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1243 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1244 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1245 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1246 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1249 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1251 * recog.c (constrain_operands) <case 'g'>: For a match, require
1252 that a non-register matches general_operand when strict >= 0.
1254 2005-11-11 Steven Bosscher <stevenb@suse.de>
1256 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1259 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1261 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1262 (memory_address_same): New.
1263 (dse_optimize_stmt): Call memory_address_same.
1265 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1268 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1269 ZERO_EXTEND>: New cases.
1271 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1273 * longlong.h (__clz_tab): Always provide.
1275 2005-11-11 Steven Bosscher <stevenb@suse.de>
1278 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1280 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1281 before check_maybe_invariant.
1282 (move_invariant_reg): Use gen_move_insn instead of replacing
1283 SET_DEST with the temporary for the invariant.
1284 (move_loop_invariants): If checking is enabled, do internal
1285 consistency checks after completing the pass.
1287 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1290 * common.opt (Wvolatile-register-var): New.
1291 * varasm.c (make_decl_rtl): Only emit warning when option
1292 specified. Clarify warning message.
1293 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1295 * doc/md.texi (copysign): Document standard named pattern.
1297 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1299 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1300 bytes when align is 2.
1301 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1302 by the first instruction of the loop.
1304 2005-11-11 Jason Merrill <jason@redhat.com>
1307 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1310 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1312 PR rtl-optimization/22509
1313 * local-alloc.c (memref_used_between_p): Check whether a function call
1314 could not reference the memref.
1316 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1318 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1319 algorithm so as to choose the best, not the worst, alternative.
1320 Reset accumulated register class before processing next alternative.
1322 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1325 * calls.c (expand_call): Copy a return value to a plain register
1328 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1331 * varasm.c (assemble_name): Recompute name only for transparent
1334 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1336 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1338 2005-11-04 Jeff Law <law@redhat.com>
1341 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1342 perform reassociation if the parent statement will not die as
1343 a result of the optimization.
1345 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1347 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1348 delete_old_heap_vars.
1349 * tree-dfa.c (referenced_var_remove): Remove function.
1350 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1351 (delete_tree_ssa): Remove call to delete_old_heapvars.
1352 Add call to delete_alias_heapvars.
1353 * tree-flow.h (referenced_var_remove): Remove prototype
1354 (init_alias_heapvars): New prototype.
1355 (delete_alias_heapvars): Ditto.
1356 * Makefile.in (tree-ssa-structalias.o): Add
1357 gt-tree-ssa-structalias.o
1358 (GTFILES): Add tree-ssa-structalias.h and
1359 tree-ssa-structalias.c.
1360 (s-gtype): Add gt-tree-ssa-structalias.h.
1361 * tree-ssa-structalias.c (heapvars): Remove.
1362 (oldheapvars): Remove.
1363 (heapvar_for_stmt): New variable.
1364 (heapvar_lookup): New function.
1365 (heapvar_insert): Ditto.
1366 (get_constraint_for): See if we have an old heapvar
1368 (init_alias_heapvars): New function.
1369 (delete_alias_heapvars): Ditto.
1370 Add include of gt-tree-ssa-structalias.h.
1372 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1375 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1377 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1379 * tree.c (int_fits_type_p): Only look at the base type
1380 if it has the same precision as the original type.
1382 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1385 * varasm.c (assemble_alias): Use %q+D in the error
1386 message instead of %J and %qD.
1388 2005-11-10 Richard Guenther <rguenther@suse.de>
1390 * gcse.c (free_ldst_entry): Only free hashtable if
1393 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1395 * function.c (assign_stack_local_1): Issue an error message if
1396 the frame size overflows in the signed target arithmetics.
1398 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1400 * tree.c (build_qualified_type): Chain the new type to the original
1401 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1402 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1403 (build_pointer_type_for_mode): Only return unqualified types.
1404 (build_reference_type_for_mode): Likewise.
1406 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1408 * Makefile.in (gnucompare): Do comparison of all files using one of
1409 the chosen methods and only afterwards decide if just warning should
1410 be issued or comparison failure raised.
1412 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1414 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1415 (noce_try_abs): Negate if the comparison is reversed.
1416 Look only one instruction backwards for a REG_EQUAL note.
1418 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1421 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1422 gthr-tpf.h: Define __gthrw. For all identifiers that might
1423 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1424 and prefix all uses with __ghtrw.
1426 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1429 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1430 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1431 * c-common.c (handle_weakref_attribute): New.
1432 (c_common_attribute_table): Add weakref.
1433 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1435 * configure, config.in: Rebuilt.
1436 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1437 * doc/extend.texi: Document weakref attribute.
1438 * varasm.c (ultimate_transparent_alias_target): New
1439 (assemble_name): Use it.
1440 (weak_finish_1): Split out of...
1441 (weak_finish): ... and deal with weakrefs in...
1442 (weakref_targets): ... new list.
1443 (globalize_decl): Clean up weakref_targets.
1444 (do_assemble_alias): Handle weakrefs.
1445 (finish_aliases_1): Do not reject weakrefs to external symbols.
1446 (assemble_alias): Handle weakrefs.
1448 2005-11-09 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/24716
1451 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1452 t_bool to track results from follow_ssa_edge.
1454 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1456 * final.c (force_source_line): New global variable.
1457 (final_scan_insn): Set it to true instead of clearing last_filename.
1458 (notice_source_line): Return true if force_source_line is true,
1459 unless source info is absent.
1461 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1464 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1465 a linkage name for a variable if it a register variable.
1466 * c-decl.c (grokdeclarator): Global register variables
1467 should be set as PUBLIC.
1469 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1472 * config/s390/s390.c (struct s390_frame_layout): New fields
1473 first_save_gpr_slot and last_save_gpr_slot.
1474 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1475 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1476 first_save_gpr and last_save_gpr with the _slot variants.
1477 (s390_register_info): Calculate first_save_gpr_slot and
1478 last_save_gpr_slot using regs_ever_live.
1480 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1483 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1484 for a function containing a landing pad.
1486 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1489 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1492 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1494 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1495 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1497 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1500 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1502 (call,load,store): New insn types.
1503 (mem_access, branch_access): Adjust reservation conditions.
1504 (define_delay): Adjust condition.
1505 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1507 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1508 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1510 (call_internal, call_value_internal, return_internal,
1511 return_interrupt_internal, eh_return_internal, indirect_jump,
1512 tablejump): Set call insn type.
1513 (blockage, ei, di): Use appropriate unspec const.
1514 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1515 (ms1_get_attr_type): Adjust to give load & store types.
1516 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1517 backwards past a barrier.
1518 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1520 (struct branch_info, struct label_info): New.
1522 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1523 (ms1_machine_reorg): New.
1524 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1525 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1526 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1527 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1530 2005-11-09 Per Bothner <per@bothner.com>
1531 Uros Bizjak <uros@kss-loka.si>
1534 * toplev.c (process_options): Initialize debug_hooks early
1535 in case lang_hooks.post_options ends up calling a debug_hook.
1537 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1539 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1540 DBX_REGISTER_NUMBER being contiguous.
1542 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1543 Diego Novillo <dnovillo@redhat.com>
1546 * tree-vrp.c (register_edge_assert_for): Do not register
1547 always-false predicates.
1549 2005-11-08 Devang Patel <dpatel@apple.com>
1551 PR tree-optimization/23115
1552 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1555 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1557 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1560 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1562 Fix PR tree-optimization/23382
1564 * tree-ssa-alias.c (compute_may_aliases): Call
1565 delete_old_heap_vars.
1566 * tree-dfa.c (referenced_var_remove): New function.
1567 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1568 * tree-flow.h (referenced_var_remove): Add prototype.
1569 (delete_old_heap_vars): Ditto.
1570 * tree-ssa-structalias.c (heapvars): New variable.
1571 (oldheapvars): Ditto.
1572 (get_constraint_for): Put heap vars on heapvars list.
1573 (delete_old_heap_vars): New function.
1575 2005-11-08 Jason Merrill <jason@redhat.com>
1577 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1579 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1582 * reg-stack.c (reg_to_stack): Update register liveness also
1583 for flag_sched2_use_traces.
1585 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1588 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1589 override prior explicit -mno-powerpc-gfxopt.
1591 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1593 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1594 if the bitsize is zero.
1595 * doc/md.texi (Standard Pattern Names): Document it.
1597 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1598 (TARGET_PASS_BY_REFERENCE): Likewise.
1600 2005-11-07 Ian Lance Taylor <ian@airs.com>
1602 PR rtl-optimization/24683
1603 * config/i386/i386.c (legitimize_pic_address): If constant operand
1604 to PLUS is too large, put it in a register.
1606 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1608 * configure.ac: Enable checking assembler dwarf2 support for bfin
1610 * configure: Regenerate.
1612 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1616 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1617 gen_easy_vector_constant_add_self): Delete.
1618 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1620 (output_vec_const_move): Use gen_easy_altivec_constant.
1621 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1622 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1623 (easy_vector_constant_add_self): Rewritten.
1624 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1625 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1626 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1627 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1628 Macroize and adjust for the other changes.
1630 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1634 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1635 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1637 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1639 PR rtl-optimization/23567
1640 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1641 (noce_process_if_block): Don't do any optimizations except
1642 if (cond) x = x; if !set_b and write into orig_x may trap
1643 or fault. Remove the MEM_READONLY_P check.
1645 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1648 * tree-vrp.c (fix_equivalence_set): New.
1649 (extract_range_from_assert): Call it.
1651 2005-11-05 Ian Lance Taylor <ian@airs.com>
1654 * combine.c (apply_distributive_law): Don't distribute across a
1657 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1659 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1660 config/ms1/ms1.h, config/rs6000/predicates.md,
1661 config/s390/s390.c, params.def, postreload-gcse.c,
1662 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1663 tree-vrp.c, tree.c: Fix comment typos.
1664 * doc/invoke.texi: Fix typos.
1666 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1668 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1669 for testing whether the data_dependence_relation contains distance
1670 vectors. Iterate over all distance vectors of the ddr.
1671 * lambda.h: Define a vec of lambda_vector pointers.
1672 * tree-data-ref.c (dump_data_dependence_relation,
1673 dump_data_dependence_direction): Iterate over all distance and
1674 direction vectors of the ddr.
1675 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1677 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1678 of distance/direction vectors instead of a single one.
1679 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1680 lambda_vectors with a vec of lambda_vectors.
1681 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1682 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1683 DDR_NUM_DIST_VECTS): New.
1684 * tree-loop-linear.c (gather_interchange_stats): Test for the
1685 existence of distance vectors only after having checked that there
1686 is a dependence. Iterate over all distance vectors of the ddr.
1687 (linear_transform_loops): Use dump_data_dependence_relation.
1688 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1689 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1690 distance vectors of the ddr.
1692 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1694 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1695 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1696 IS_INTHANDLER; all callers changed.
1697 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1699 (do_link, do_unlink): New argument ALL; all callers changed.
1700 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1701 If function isn't leaf, save and restore all registers.
1702 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1705 2005-11-05 Jan Hubicka <jh@suse.cz>
1707 PR rtl-optimization/23490
1708 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1709 max-flow-memory-location): Document.
1710 * flow.c: Include params.h
1711 (MAX_MEM_SET_LIST_LEN): Kill.
1712 (add_to_mem_set_list): Use new param.
1713 * cse.c (cse_basic_block): Replace 1000 by new param.
1714 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1715 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1716 * predict.c (predict_loops): Use new param.
1717 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1719 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1720 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1721 Do not hold memory returned by cgraph_node_name across other call.
1723 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1726 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1729 2005-11-04 Jeff Law <law@redhat.com>
1732 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1733 * tree-ssa-dom.c: Include params.h.
1734 (thread_across_edge): If there are too many statements in the
1735 target block, then do not thread through it.
1736 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1737 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1739 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1742 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1743 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1745 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1748 * tree-scalar-evolution.c (instantiate_parameters_1,
1749 instantiate_parameters, resolve_mixers): Compute the size of an
1750 expression to be instantiated and give up the instantiation if the
1751 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1753 2005-11-04 Richard Guenther <rguenther@suse.de>
1755 * tree-flow.h (ref_contains_indirect_ref): Rename to
1756 array_ref_contains_indirect_ref.
1757 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1758 (array_ref_contains_indirect_ref): Make comment match the code
1760 (ref_contains_array_ref): Likewise.
1761 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1762 ref_contains_indirect_ref.
1763 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1764 Rename calls to ref_contains_indirect_ref.
1766 2005-11-04 Paul Brook <paul@codesourcery.com>
1768 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1769 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1770 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1771 * config/arm/arm.md: Use match_operand in peephole input templates
1772 and match_dup in peephole output templates.
1774 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1776 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1779 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1780 Daniel Jacobowitz <dan@codesourcery.com>
1782 * longlong.h (add_ssaaaa): Clobber condition code register
1784 (sub_ddmmss): Likewise.
1785 (umul_ppmm): Likewise.
1787 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1788 Paul Brook <paul@codesourcery.com>
1789 Phil Blundell <pb@reciva.com>
1791 * configure.ac: Add test for ARM TLS support.
1792 * configure: Regenerated.
1793 * config/arm/arm-protos.h (legitimize_tls_address)
1794 (arm_tls_referenced_p, tls_mentioned_p)
1795 (arm_output_addr_const_extra): New prototypes.
1796 (thumb_legitimize_pic_address): Delete.
1797 * config/arm/arm.c: Include "gt-arm.h".
1798 (enum tls_reloc): New.
1799 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1800 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1801 (arm_call_tls_get_addr, legitimize_tls_address)
1802 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1803 (arm_init_tls_builtins, arm_emit_tls_decoration)
1804 (arm_output_addr_const_extra): New functions.
1805 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1806 (TARGET_HAVE_TLS): Define.
1807 (target_thread_pointer): New.
1808 (arm_override_options): Handle -mtp=.
1809 (legitimize_pic_address): Ignore UNSPECs.
1810 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1812 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1813 (tls_get_addr_libfunc): New variable.
1814 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1815 (arm_init_builtins): Call arm_init_tls_builtins.
1816 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1817 (arm_encode_section_info): Call default_encode_section_info.
1818 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1819 (enum arm_tp_type): New.
1820 (target_thread_pointer): Add declaration.
1821 (LEGITIMATE_CONSTANT_P): Handle TLS.
1822 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1823 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1824 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1825 * config/arm/arm.md: Add UNSPEC_TLS.
1826 (movsi): Handle TLS.
1827 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1829 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1830 (load_tp_hard, load_tp_soft): New insns.
1831 * arm.opt: Add -mtp=.
1832 * doc/invoke.texi (ARM Options): Document -mtp.
1834 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1836 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1837 * config/arm/libunwind.S: Include "lib1funcs.asm".
1838 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1839 (LIB2ADDEH): Add libunwind.S.
1840 (LIB2ADDEHDEP): Add lib1funcs.asm.
1841 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1843 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1846 * gcc/c.opt: Add a -lang-fortran option.
1847 * gcc/c-opts.c: Add a lang_fortran flag.
1848 (c_common_init_options): Handling the -lang-fortran option.
1849 (c_common_handle_option): Add a case for Fortran options in
1850 preprocessing. Remove cases for -ffixed-form and
1851 -ffixed-line-length. Add a case for -lang-fortran.
1853 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1855 * config/rs6000/rs6000.c: Include params.h
1856 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1857 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1858 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1859 (UNSPEC_VPKUWSS): Delete.
1860 (altivec_vpkuhss): Delete.
1861 (altivec_vpkuwss): Delete.
1862 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1864 (neg_eq0<mode>): Remove final condition.
1865 (neg_eq<mode>): Remove condition and split-condition.
1867 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1869 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1870 Use associated print macros.
1872 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1875 * diagnostic.c (diagnostic_set_info_translated): New function.
1876 (diagnostic_set_info): Use it. Add comment.
1877 * diagnostic.h (diagnostic_set_info_translated): Declare.
1879 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1881 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1882 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1883 reference only if 'public' is true.
1884 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1885 emit the .hidden directive only if the indirect reference is public.
1886 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1887 Pass it to dw2_force_const_mem.
1888 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1889 * dwarf2out.c (output_cfi): Adjust calls to above function.
1890 (output_call_frame_info): Likewise.
1891 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1892 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1894 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1896 PR tree-optimization/24483
1897 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1898 field to elts if possible.
1900 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1903 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1906 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1908 Fix PR tree-optimization/24351
1910 * tree-ssa-structalias.c (struct variable_info): Add
1912 (get_varinfo_fc): New function to follow collapsing.
1913 (new_var_info): Set collapsed_to to NULL.
1914 (dump_constraint): Follow collapsing.
1915 (build_constraint_graph): Handle collapsing.
1916 (do_simple_structure_copy): Return false if something bad
1918 (collapse_rest_of_var): New function.
1919 (do_structure_copy): Collapse if do_simple_structure_copy returns
1922 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1925 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1926 expressions to a statement list instead of gimplifying them.
1928 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1930 PR rtl-optimization/23585
1931 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1932 that can't trap plus a constant integer, if the mode has zero size.
1934 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1937 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1939 ("*insv<mode>_reg_extimm"): Likewise.
1941 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1944 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1945 c_common_type_for_mode returns an unnamed type.
1947 2005-11-02 Richard Henderson <rth@redhat.com>
1951 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1952 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1953 * function.c (assign_parms): Use calls.internal_arg_pointer.
1954 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1956 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1957 (TARGET_CALLS): Add it.
1958 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1959 * targhooks.c (default_internal_arg_pointer): New.
1960 * targhooks.h (default_internal_arg_pointer): Declare.
1961 * tree.h (dwarf2out_reg_save_reg): Declare.
1962 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1963 * config/i386/i386.c (dbx_register_map): Add return column.
1964 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1965 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1966 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1967 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1968 (ix86_save_reg): Save force_align_arg_pointer.
1969 (ix86_emit_save_regs): Make regno unsigned.
1970 (ix86_emit_save_regs_using_mov): Likewise.
1971 (ix86_expand_prologue): Handle force_align_arg_pointer.
1972 (ix86_expand_epilogue): Likewise.
1973 * config/i386/i386.h: (dbx_register_map): Update.
1974 (dbx64_register_map, svr4_dbx_register_map): Update.
1975 (struct machine_function): Add force_align_arg_pointer.
1976 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1977 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1978 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1980 2005-11-02 Jan Hubicka <jh@suse.cz>
1983 * i386.md: Add peep2 for simplyfing array accesses.
1985 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1988 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1989 * config/s390/s390.c (s390_decompose_shift_count): New function.
1990 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1991 (print_shift_count_operand): Use s390_decompose_shift_count.
1992 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1993 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1995 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1998 * loop.c (loop_givs_rescan): Use force_operand to expand
2001 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2004 * fold-const.c (build_range_check): Use unsigned when signed
2005 overflow is undefined also. If etype is subtype, make sure that
2006 the subtraction is in the supertype.
2008 2005-11-02 Richard Henderson <rth@redhat.com>
2011 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
2014 2005-11-01 Richard Henderson <rth@redhat.com>
2017 * loop.c (scan_loop): Do not propagate computations to a hard
2018 register destination with SMALL_REGISTER_CLASSES.
2020 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2022 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2023 costs for MULT inside PLUS or MINUS.
2025 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2027 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2028 (TRAMPOLINE_SIZE): Round up to 60.
2029 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2031 2005-10-31 James E. Wilson <wilson@specifix.com>
2034 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2035 ifdef. Put ifdefs around call in gen_subprogram_die.
2036 (compute_frame_pointer_to_cfa_displacement): Likewise.
2037 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2040 PR rtl-optimization/17356
2041 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2042 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2044 2005-10-31 Jan Hubicka <jh@suse.cz>
2047 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2050 * i386.c (legitimize_pic_address): Deal with large immediates.
2053 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2054 from symbol names while computing checkup.
2057 * predict.c (predict_loops): Do not estimate more than
2058 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2059 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2061 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2063 PR tree-optimization/19097
2064 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2066 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2068 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2070 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2073 * tree-inline.c (setup_one_parameter): If the init_stmt
2074 is NULL, don't insert the statement.
2076 2005-10-30 Jan Hubicka <jh@suse.cz>
2078 PR tree-optimization/24172
2079 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2081 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2083 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2084 constants for hosts with long != 32 bits.
2086 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2089 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2091 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2093 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2094 (TARGET_MS1_16_002): New.
2095 (TARGET_MS1_16_003): New.
2097 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2098 ("*decrement_and_branch_until_zero_no_clobber"): New.
2099 Add corresponding splitter for decrement_and_branch_until_zero
2101 Key all decrement_and_branch_until_zero patterns off of
2104 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2107 * tree-complex.c (extract_component): Treat RESULT_DECL
2108 like the rest of the decls.
2110 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2112 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2113 indirect call to _mcount if the function needs a static chain.
2115 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2116 Caroline Tice <ctice@apple.com>
2118 PR rtl-optimization/24460
2119 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2120 (dwarf2out_switch_text_section): Set it to true instead of
2121 incrementing separate_line_info_table_in_use.
2122 (output_loc_list): Additionally test have_switched_text_sections.
2123 (output_ranges): Likewise.
2124 (dwarf2out_finish): Likewise.
2125 * varasm.c (assemble_start_function): Do not call
2126 insert_section_boundary_note.
2127 (assemble_end_function): If flag_reorder_blocks_and_partition,
2128 switch to the function's section before emitting the .size directive.
2129 * bb-reorder.c (insert_section_boundary_note): Staticify.
2130 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2131 * output.h (insert_section_boundary_note): Delete.
2133 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2136 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2137 instead of pointer equality when comparing types.
2139 2005-10-24 James E. Wilson <wilson@specifix.com>
2141 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2142 add_dependence_list_and_free calls.
2144 2005-10-24 Steven Bosscher <stevenb@suse.de>
2146 * contrib.texi: Add the names of the LLNL folks who donated
2147 Cray pointer support for gfortran.
2149 2005-10-24 Steven Bosscher <stevenb@suse.de>
2151 PR tree-optimization/24225
2152 * profile.c (branch_prob): Look from end to start through a
2153 basic block when looking for a locus.
2155 2005-10-24 Richard Henderson <rth@redhat.com>
2157 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2159 (hppa_expand_prologue): Likewise.
2161 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2163 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2164 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2165 * pa.h (NO_PROFILE_COUNTERS): Define.
2166 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2167 (funcdef_nos): New vector to hold label numbers of deferred profile
2169 (output_deferred_profile_counters): New function.
2170 (hppa_profile_hook): Push label number onto funcdef_nos.
2171 (pa_hpux_file_end): Call output_deferred_profile_counters if
2172 NO_DEFERRED_PROFILE_COUNTERS is false.
2174 * pa-protos.h (get_deferred_plabel): New prototype.
2175 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2177 (output_call): Adjust calls.
2179 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2181 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2182 peculiarity of GOT/TOC section usage.
2184 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2187 * c-common.c (constant_string_class_name): Add documentation.
2189 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2192 * recog.c (peephole2_optimize): Increment peep2_current_count
2193 only when the slot is empty.
2195 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2198 * except.c (output_function_exception_table): Call
2199 assemble_external_libcall if we need a personality function.
2201 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2203 PR rtl-optimization/24460
2204 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2205 set the basic block for barriers.
2207 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2209 * var-tracking.c (vt_initialize): Initialize post.
2211 2005-10-21 Devang Patel <dpatel@apple.com>
2214 * c-common.c (vector_types_convertible_p): Check vector element type.
2216 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2218 * config/sh/sh.c (prepare_move_operands): Handle the address
2219 constant which is a tls symbolic address plus a constant.
2221 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2224 * gcc.c (main): Use the correct counter for erroring out
2225 about mulitple files.
2227 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2230 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2231 use r2 for 64-bit tls .got access.
2233 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2235 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2238 2005-10-20 Steven Bosscher <stevenb@suse.de>
2240 PR tree-optimization/24307
2241 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2243 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2246 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2248 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2249 is ready, stop marking functions, but still mark variables.
2251 2005-10-20 Richard Guenther <rguenther@suse.de>
2254 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2257 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2259 PR rtl-optimization/23585
2260 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2261 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2262 (may_trap_p_1): New predicate extracted from...
2263 (may_trap_p): ... here. Invoke may_trap_p_1.
2264 (may_trap_or_fault_p): New predicate.
2265 * rtl.h (may_trap_or_fault_p): Declare it.
2266 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2267 instead of may_trap_p.
2268 (steal_delay_list_from_fallthrough): Likewise.
2269 (fill_simple_delay_slots): Likewise.
2270 (fill_slots_from_thread): Likewise.
2271 * function.c (pad_to_arg_alignment): Rework comment about
2272 SPARC_STACK_BOUNDARY_HACK.
2273 * config/sparc/sparc.h: Likewise.
2275 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2277 * config/s390/s390.c (s390_expand_insv): New.
2278 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2279 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2280 ("icm_hi"): Remove mode attribute.
2281 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2283 ("*extracthi", "*extractqi"): Remove.
2284 (extv<mode>", "*extzv<mode>"): New.
2285 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2286 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2288 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2290 * cfgexpand.c (discover_nonconstant_array_refs_r,
2291 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2292 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2293 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2294 discover_nonconstant_array_refs.
2296 2005-10-19 Steven Bosscher <stevenb@suse.de>
2299 * c-decl.c (pop_scope): Don't warn about an unused variable
2300 if it is marked with TREE_NO_WARNING.
2301 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2302 somenow mismatch and olddecl is to be replaced.
2304 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2307 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2308 whether registers live on the edge can be saved/restored.
2310 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2312 * config/sh/sh.c (fixup_mova): Skip notes.
2314 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2316 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2317 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2318 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2319 (s390_initial_elimination_offset): Likewise.
2320 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2321 register on TARGET_ZARCH targets.
2322 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2323 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2324 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2325 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2327 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2329 * config/s390/s390.md: Comment describing output modifiers updated.
2330 * config/s390/s390.c (print_operand): Likewise.
2332 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2334 * config/s390/s390.c (override_options): Added check for -mstack-size
2336 * doc/invoke.texi: Mention that limit in the documenation.
2338 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2341 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2343 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2345 Fix PR tree-optimization/24231
2347 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2348 (compute_avail): Ditto.
2350 2005-10-18 Richard Henderson <rth@redhat.com>
2353 * config/i386/i386.c (legitimate_constant_p): Check
2354 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2356 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2357 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2358 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2360 (print_operand_address): Likewise.
2361 * config/i386/predicates.md (x86_64_immediate_operand): Test
2362 SYMBOL_REF_TLS_MODEL properly inside CONST.
2363 (x86_64_zext_immediate_operand): Likewise.
2364 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2365 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2366 * config/i386/i386-protos.h: Remove predicates.md entries.
2368 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2370 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2371 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2373 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2374 Ian Lance Taylor <ian@airs.com>
2377 * fold-const.c (fold_widened_comparison): Do not allow range based
2378 constant folding when right operand cannot be unwidened.
2380 2005-10-17 Richard Henderson <rth@redhat.com>
2382 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2383 with a memory clobber.
2385 2005-10-17 James E Wilson <wilson@specifix.com>
2387 PR rtl-optimization/17356
2388 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2389 checking for EDGE_EH.
2391 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2393 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2394 the slot on an even boundary for any type with 16-byte alignment.
2396 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2399 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2400 after register allocation.
2402 2005-10-17 DJ Delorie <dj@redhat.com>
2404 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2407 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2410 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2413 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2415 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2416 to 2 if it's already non-zero.
2417 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2418 is set and warn about it if flag_schedule_insns is 1.
2420 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2422 * config/crx/crx.md: Compare-and-branch instructions need to
2425 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2428 * config/i386/i386.md (*pushdi2_rex64 splitter)
2429 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2430 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2431 flow2 pass only when (optimize > 0 && flag_peephole2).
2433 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2436 * gcc.c (have_c): New static variable.
2438 (process_command): Remove declation of have_c.
2439 Set have_o to 1 when handling -o.
2440 (main): Add a fatel error if there are multiple
2441 files specified and -o and -c/-S is passed witout
2442 -combine or multiple languages.
2444 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2446 Fix PR tree-optimization/22444
2447 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2448 Assert that we don't hit something with subvars.
2449 (setup_pointers_and_addressables): Don't add things with subvars,
2450 because we'll already process the subvars for aliasing purposes.
2452 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2455 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2456 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2457 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2458 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2459 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2460 swapped, alternatives for the R constraint.
2463 * builtins.c (get_builtin_sync_mode): Make unlimited
2464 mode_for_size request.
2466 2005-10-15 Richard Henderson <rth@redhat.com>
2468 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2469 (gimplify_expr): ... here.
2470 (gimplify_compound_lval): Use it in initial scan loop. Allow
2471 fb_lvalue in base expression.
2473 2005-10-15 Richard Henderson <rth@redhat.com>
2476 * builtins.c (expand_builtin_trap): Export.
2477 * expr.h (expand_builtin_trap): Declare.
2478 * expr.c (expand_assignment): Emit a trap for integral offsets
2479 from registers that weren't reduced to bitpos.
2481 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2482 (mark_array_ref_addressable): Remove.
2483 * tree-flow.h (mark_array_ref_addressable): Remove.
2484 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2486 2005-10-15 James E Wilson <wilson@specifix.com>
2489 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2490 (add_dependence_list_and_free): Likewise.
2491 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2494 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2498 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2499 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2501 (vrp_visit_phi_node): Only prevent infinite iterations when
2502 the previous result and the new result are both VR_RANGEs.
2504 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2506 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2509 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2512 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2515 2005-10-14 Per Bothner <per@bothner.com>
2517 PR preprocessor/21250
2518 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2520 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2523 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2524 overflow flags. Refactor some conditionals.
2526 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2529 * tree-dfa.c (add_referenced_var): Only look at decls which
2530 have TREE_CONSTANT or TREE_READONLY set instead of if
2531 !TREE_PUBLIC or !TREE_CONSTANT.
2533 2005-10-13 James E Wilson <wilson@specifix.com>
2535 * doc/invoke.texi: For -x, add f95-cpp-input.
2536 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2538 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2540 PR tree-optimization/24262
2541 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2542 in loop all the time.
2544 2005-10-12 Richard Henderson <rth@redhat.com>
2547 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2548 * function.c (assign_parm_find_data_types): Don't support it.
2549 * print-tree.c (print_node): Likewise.
2550 * c-common.c (handle_transparent_union_attribute): Likewise.
2551 Use build_duplicate_type.
2552 * tree-inline.c (remap_type_1): Split out of remap_type;
2553 properly remap aggregate fields.
2554 (build_duplicate_type): New.
2555 * doc/extend.texi (Variable Attributes): Remove documentation
2556 for transparent_union.
2558 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2561 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2562 (gen_stack_pointer_dec): Likewise.
2564 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2568 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2570 (struct cxx): Add adjust_class_at_definition target hook.
2571 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2572 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2573 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2574 hook_void_tree. Add to TARGET_CXX.
2575 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2577 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2578 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2579 instead of attribute. Check for dllexport override. Warn if
2580 inconsistent dll linkage. Don't lose old dllimport if decl has
2581 had address referenced. Tweak lookup of dllimport atribute.
2582 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2583 for target specific rules. Don't add dllimport attribute if
2584 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2585 dllimport attribute.
2586 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2587 * varasm.c (initializer_constant_valid_p): Replace
2588 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2592 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2593 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2594 (i[34567]86-*-mingw32*): Likewise.
2596 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2597 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2599 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2600 C++-specific code. Change return value to bool.
2601 (i386_pe_dllimport_p): Likewise.
2602 (associated_type): Simplify and make language-independent
2603 (i386_pe_encode_section_info): Replace override of ambiguous
2604 dllimport symbol refs with a gcc_assert.
2605 (i386_pe_valid_dllimport_attribute_p): Define.
2606 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2607 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2608 i386_pe_adjust_class_at_definition.
2609 * config/i386/winnt-stubs.c: New file. Define stub versions of
2610 lang-specific functions.
2611 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2612 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2613 i386_pe_adjust_class_at_definition.
2614 (i386_pe_valid_dllimport_attribute_p): Declare.
2615 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2616 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2617 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2620 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2621 dllimport attribute with test of DECL_DLLIMPORT_P.
2623 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2625 * combine.c (make_extraction): Correct offset computation.
2627 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2629 * config/cris/t-linux (LIMITS_H_TEST): Define.
2631 2005-10-12 Richard Henderson <rth@redhat.com>
2634 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2636 2005-10-12 Richard Guenther <rguenther@suse.de>
2638 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2640 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2643 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2644 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2647 2005-10-12 Richard Guenther <rguenther@suse.de>
2650 * varasm.c (output_constant): Correct typo from previous
2653 2005-10-11 Ian Lance Taylor <ian@airs.com>
2655 PR rtl-optimization/13931
2656 * combine.c: Revert patch of 2003-05-14, and:
2657 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2658 completely killed in the appropriate insn.
2659 (distribute_notes): Don't skip multiple hard register test for
2660 elim_i1 and elim_i2.
2662 2005-10-11 Richard Henderson <rth@redhat.com>
2665 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2666 to initialize a transparent union instead of a nop_expr.
2668 2005-10-11 Richard Henderson <rth@redhat.com>
2670 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2671 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2672 (tree_ssa_dce_loop): Call scev_reset.
2675 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2676 * tree-ssa-dce.c: Include cfgloop.h.
2677 (tree_ssa_dce_loop, pass_dce_loop): New.
2678 * tree-pass.h (pass_dce_loop): Declare it.
2679 * passes.c (init_optimization_passes): Use it.
2681 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2684 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2685 Only apply the optimization for rounding builtins if the inner
2686 cast is also an extension.
2688 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2691 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2692 mark_new_vars_to_rename instead of update_stmt.
2694 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2696 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2698 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2700 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2701 for setting MMX register to 0 rather than mmx.
2703 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2706 * configure.ac: Move gas check from mips specific case to common case.
2707 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2708 * configure: Regenerate
2709 * doc/install.texi: Update.
2711 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2714 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2716 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2718 * gcc.c (do_spec_1): Accept numeric characters in file name
2721 2005-10-10 Nick Clifton <nickc@redhat.com>
2723 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2724 describing the deleted arm_gen_rotated_half_load function.
2726 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2728 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2731 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2733 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2735 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2736 (EXTRA_MULTILIB_PARTS): Define.
2737 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2738 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2739 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2740 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2741 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2742 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2744 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2746 PR tree-optimization/24226
2747 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2748 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2749 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2752 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2754 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2756 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2759 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2760 Rewrite for no need for the early clobber.
2762 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2764 Merge from csl-arm-branch:
2765 2005-09-07 Paul Brook <paul@codesourcery.com>
2766 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2769 2005-04-30 Paul Brook <paul@codesourcery.com>
2770 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2771 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2773 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2774 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2775 (arm_override_options): Use TARGET_AAPCS_BASED.
2776 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2777 (PTRDIFF_TYPE): Use int for AAPCS.
2778 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2779 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2780 (DEFAULT_SHORT_ENUMS): Delete.
2781 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2783 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2784 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2785 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2786 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2788 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2789 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2791 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2792 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2794 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2795 * config.gcc (arm*-*-linux-gnueabi): Add it.
2796 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2798 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2799 * config/arm/linux-eabi.h: New file.
2800 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2801 (LINUX_TARET_LINK_SPEC): Likewise.
2802 (LINK_SPEC): Use it.
2803 * config/arm/t-linux-eabi: New file.
2805 2005-10-08 Steven Bosscher <stevenb@suse.de>
2808 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2810 (PARAM_SMS_DFA_HISTORY): Likewise.
2812 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2815 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2816 (load_register_parameters): Call it.
2817 (check_sibcall_argument_overlap_1): Likewise.
2818 (store_one_arg): Likewise.
2820 2005-10-07 James E. Wilson <wilson@specifix.com>
2822 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2823 DImode not VECINT24 for operand 2.
2826 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2830 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2831 fr_spill): Use destination_operand for operand 0.
2833 2005-10-07 DJ Delorie <dj@redhat.com>
2835 * varasm.c (output_constant): Limit error to expanding
2838 2005-10-07 Richard Guenther <rguenther@suse.de>
2841 * fold-const.c (fold_binary): Fix operand types during folding
2842 of X op (A, Y). Evaluation order of the side-effects of
2843 X and A are frontend-defined, so ensure we honour that even for
2844 tcc_comparison class operands; eased by removing duplicate code.
2846 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2848 * stor-layout.c (layout_type): Do not allow alignment of array
2849 elements to be greater than their size.
2851 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2853 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2855 (hppa*-*-linux*): Ditto.
2856 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2857 * config/host-hpux.c: New.
2858 * config/x-hpux: New.
2859 * config/pa/x-hpux: Remove.
2860 * config/pa/x-linux: Remove.
2861 * config/pa/pa-host.c: Remove.
2863 2005-10-07 Jeff Law <law@redhat.com>
2865 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2866 determine whether or not to try and thread outgoing edges.
2868 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2870 * config/rs6000/rs6000.md (eqsi_power): New.
2871 (neg_eq0si): Add TARGET_POWER to final condition.
2874 2005-10-06 Richard Henderson <rth@redhat.com>
2876 * config/rs6000/rs6000.c: Revert last change.
2878 2005-10-06 Richard Henderson <rth@redhat.com>
2880 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2881 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2883 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2887 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2888 out return_label and naked_return_label.
2890 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2892 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2895 2005-10-06 Richard Henderson <rth@redhat.com>
2898 * tree-inline.c (declare_return_variable): Handle modify_dest not
2901 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2903 Fix PR tree-optimization/22488
2904 * tree-ssa-structalias.c (check_for_overlaps): New function.
2905 (create_variable_info_for): Use it.
2907 2005-10-06 Richard Henderson <rth@redhat.com>
2910 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2911 (dwarf2out_start_source_file): Print it.
2913 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2915 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2917 2005-10-06 Richard Henderson <rth@redhat.com>
2920 * mode-switching.c (optimize_mode_switching): Clear transp bit
2921 for block with incomming abnormal edges.
2923 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2924 (fpscr_set_from_mem): Use them.
2925 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2926 (fpscr postinc splitters): Rewrite as peephole2+split.
2928 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2930 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2931 (eq<mode>_compare): Same.
2933 2005-10-06 Richard Guenther <rguenther@suse.de>
2935 PR tree-optimization/24238
2936 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2938 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2940 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2941 here. Use AC_PATH_PROG for environment variables instead of
2943 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2945 * configure: Regenerated.
2947 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2950 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2951 then force it into a register.
2952 (call_value): Likewise.
2954 2005-10-06 Richard Henderson <rth@redhat.com>
2957 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2958 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2959 under pass_vectorize.
2961 2005-10-05 Devang Patel <dpatel@apple.com>
2964 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2965 handling constants. Check NAMESPACE_DECL context for constants.
2967 2005-10-05 Eric Christopher <echristo@apple.com>
2969 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2971 2005-10-05 Richard Henderson <rth@redhat.com>
2974 * tree-cfg.c (mark_array_ref_addressable_1): New.
2975 (mark_array_ref_addressable): New.
2976 * tree-flow.h (mark_array_ref_addressable): Declare.
2977 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2979 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2983 * reload.c (subst_reloads): When adding a REG_LABEL to a
2984 jump instruction, also update JUMP_LABEL.
2986 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2988 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2989 * bb-reorder.c (copy_bb_p): Use it.
2990 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2992 2005-10-05 Richard Henderson <rth@redhat.com>
2995 * toplev.c (process_options): Warn about unsupported combinations
2996 of unwind tables and omit-frame-pointer.
2997 * config/i386/i386.c (override_options): Similarly. Enable
2998 accumulate-outgoing-args if not explicitly disabled.
3000 2005-10-05 Steve Ellcey <sje@cup.hp.com>
3002 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
3003 Handle big endian vs. small endian.
3004 (vec_initv2sf): Handle big endian vs. small endian.
3005 (*vec_extractv2sf_1): Ditto.
3007 2005-10-05 Dale Johannesen <dalej@apple.com>
3009 * convert.c (convert_to_real): Don't convert
3010 (float)floor(double d) to floorf((float)d).
3012 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
3014 * config/arm/arm.md (insv): Use gen_int_mode in more places.
3016 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3018 PR tree-optimization/18587
3019 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3020 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3021 build_vuses): Change to VEC type.
3022 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3023 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3024 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3025 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3026 (get_name_decl): New. Return DECL_UID of base variable.
3027 (operand_build_cmp): New. qsort comparison routine.
3028 (operand_build_sort_virtual): New. Sort virtual build vector.
3029 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3030 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3031 (FINALIZE_BASE): Use get_name_decl.
3032 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3033 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3034 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3035 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3036 direct VEC_* manipulations.
3037 (build_ssa_operands): Call operand_build_sort_virtual.
3038 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3039 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3040 with direct VEC_* manipulations.
3041 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3042 with direct VEC manipulations.
3044 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3046 PR tree-optimization/21419
3047 PR tree-optimization/24146
3048 PR tree-optimization/24151
3050 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3051 (build_asm_expr): Call it if outputs are read-only.
3052 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3054 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3055 Paolo Bonzini <bonzini@gnu.org>
3059 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3060 enable the instructions and not just the built-ins.
3061 * doc/invoke.texi (x86 Options): Likewise.
3063 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3065 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3067 * doc/invoke.texi (Option Summary): Correct spelling
3068 of -mmacosx-version-min.
3070 2005-10-04 Devang Patel <dpatel@apple.com>
3072 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3075 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3077 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3078 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3080 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3082 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3083 ("TE","tg"): New mode attributes.
3084 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3085 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3086 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3087 dword_mode and one for GPRmode.
3089 2005-10-04 Ian Lance Taylor <ian@airs.com>
3091 PR preprocessor/13726
3092 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3093 any comments passed in.
3095 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3097 * tree.c (annotate_with_file_line): Fix typo.
3099 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3102 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3103 type used to access data in the inlined length == 1 case, use
3104 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3105 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3107 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3109 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3110 TARGET_SSE3 and only for TARGET_80387.
3111 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3112 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3113 Do not depend on TARGET_80387.
3115 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3117 * tree.c (last_annotated_node): Change type to location_t*.
3118 (annotate_with_file_line): Reflect the change of
3119 last_annotated_node type.
3121 2005-10-04 Richard Guenther <rguenther@suse.de>
3124 * c-decl.c (grokdeclarator): Don't write to fields
3127 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3130 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3132 * varasm.c (make_decl_rtl): If a register variable does not
3133 have a set user assmbler name, error out.
3134 Decode the asmspec is now name+1 bypassing '*'.
3136 2005-10-04 Steven Bosscher <stevenb@suse.de>
3138 PR tree-optimization/23049
3139 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3140 of a COND_EXPR is folded before calling fold on the whole rhs of a
3141 conditional assignment.
3142 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3143 document that a COND_EXPR may appear there.
3145 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3148 * tree-vrp.c (extract_range_from_assert): If the new numeric
3149 range created out of the assertion contradicts the existing
3150 numeric range of the ASSERT_EXPR variable, make the new range
3153 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3155 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3156 from T_REGS to FP register class.
3158 2005-10-03 Richard Henderson <rth@redhat.com>
3161 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3162 before creating a new one.
3164 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3166 * config/rs6000/t-aix43 (LDFLAGS): New.
3167 * config/rs6000/t-aix52 (LDFLAGS): New.
3169 2005-10-03 Ian Lance Taylor <ian@airs.com>
3171 * gimplify.c (find_single_pointer_decl_1): New static function.
3172 (find_single_pointer_decl): New static function.
3173 (internal_get_tmp_var): For a formal variable, set restrict base
3174 information if appropriate.
3175 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3177 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3178 (DECL_GET_RESTRICT_BASE): Define.
3179 (SET_DECL_RESTRICT_BASE): Define.
3180 (decl_restrict_base_lookup): Declare.
3181 (decl_restrict_base_insert): Declare.
3182 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3183 * tree.c (restrict_base_for_decl): New static variable.
3184 (init_ttree): Initialize restrict_base_for_decl.
3185 (copy_node_stat): Copy restrict base information.
3186 (decl_restrict_base_lookup): New function.
3187 (decl_restrict_base_insert): New function.
3188 (print_restrict_base_statistics): New static function.
3189 (dump_tree_statistics): Call print_restrict_base_statistics.
3191 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3194 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3195 case of anti-ranges.
3197 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3200 * c-typeck.c (tagged_tu_seen): Rename to ...
3201 (tagged_tu_seen_cache): this and add val field.
3202 (comptypes): Move functional to comptypes_internal
3203 and free tagged_tu_seen.
3204 (comptypes_internal): New function and call comptypes_internal
3205 instead of comptypes. Speed up by sibcalling
3206 tagged_types_tu_compatible_p.
3207 (alloc_tagged_tu_seen): New function
3208 (free_all_tagged_tu_seen_up_to): New function.
3209 (tagged_types_tu_compatible_p): Return the val of the seen two
3211 Add that the two types are the same to tagged_tu_seen_base
3212 if they are and call comptypes_internal instead of comptypes.
3213 <case UNION_TYPE>: Speed up common type where the fields are
3215 (function_types_compatible_p): Call comptypes_internal instead of
3217 (type_lists_compatible_p): Likewise.
3218 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3220 2005-10-02 Matthias Klose <doko@debian.org>
3222 * doc/invoke.texi: Fix typo and speling error.
3224 2005-10-01 Richard Henderson <rth@redhat.com>
3226 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3228 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3230 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3231 using --start-group and --end-group.
3233 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3235 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3236 FIXME note regarding quirky semantics.
3238 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3241 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3242 non-null range as a last resort.
3244 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3245 Diego Novillo <dnovillo@redhat.com>
3248 * tree-vrp.c (extract_range_from_assert): For !=
3249 assertions, only build an anti-range if LIMIT is a
3250 single-valued range.
3252 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3254 * arm.md (movqi): On thumb when optimizing, handle loading from
3255 memory by describing this as taking a subreg of a zero-extended load
3256 into an SImode register.
3259 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3261 * reload1.c (merge_assigned_reloads): Do not change any
3262 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3264 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3266 * Makefile.in (LIPO_FOR_TARGET): Define.
3267 (STRIP_FOR_TARGET): Define.
3269 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3270 before creating new ones. Do symlinks before creating the actual
3273 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3274 to work out which multilibs are actually being built.
3276 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3278 * tree-vect-transform.c, config/ms1/ms1.md,
3279 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3280 Follow spelling conventions.
3281 * doc/invoke.texi, doc/md.texi: Fix typos.
3283 2005-09-30 Andrew Macleod <amacleod@redat.com>
3285 PR tree-optimization/21430
3286 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3287 use operands, and set stmt pointer if need be.
3288 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3289 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3292 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3295 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3297 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3299 * optabs.c (expand_binop): Initialize first_pass_p.
3301 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3304 * c-decl.c (c_write_global_declarations_1): If any
3305 wrapup_global_declaration_2 call returned true, restart the loop.
3307 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3309 Fix PR tree-optimization/24117
3310 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3311 before considering whether to use anyoffset.
3313 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3317 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3319 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3321 (swap_commutative_operands_with_target): New.
3323 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3326 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3329 2005-09-29 Steven Bosscher <stevenb@suse.de>
3331 PR tree-optimization/23911
3332 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3333 and IMAGPART_EXPR too.
3335 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3338 * expmed.c (expand_shift): Move logic to reverse rotation
3339 direction when rotating by constants ...
3340 * optabs.c (expand_binop): ... here.
3341 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3342 (ix86_rotrdi3): New pattern.
3343 (rotldi3): Handle 32-bit mode.
3344 (ix86_rotldi3): New pattern.
3346 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3349 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3350 check for numbers that need no bit twiddle.
3352 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3354 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3355 multilib to be built.
3357 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3358 (stage1-start): Delete old libgcc and libunwind before moving
3359 anything into the stage directory.
3360 (stage2-start): Likewise.
3361 (stage3-start): Likewise.
3362 (stage4-start): Likewise.
3363 (stageprofile-start): Likewise.
3364 (stagefeedback-start): Likewise.
3365 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3366 header in tm_file and CPU-specific t-darwin in tmake_file.
3367 (i[34567]86-*-darwin*): Don't change tm_file.
3368 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3369 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3370 shared library stub for target OS version.
3371 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3372 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3373 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3374 (libgcc_s.%.dylib): New.
3376 (install-darwin-libgcc-stubs): New.
3377 (INSTALL_LIBGCC): New append.
3378 * config/i386/darwin-libgcc.10.4.ver: New.
3379 * config/i386/darwin-libgcc.10.5.ver: New.
3380 * config/i386/t-darwin: New.
3381 * config/rs6000/darwin-libgcc.10.4.ver: New.
3382 * config/rs6000/darwin-libgcc.10.5.ver: New.
3383 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3384 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3386 2005-09-28 Paul Brook <paul@codesourcery.com>
3388 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3391 2005-09-28 Richard Guenther <rguenther@suse.de>
3393 PR tree-optimization/23853
3394 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3395 host_integerp to verify misalignment value.
3397 2005-09-28 Richard Henderson <rth@redhat.com>
3399 * builtins.c (get_builtin_sync_mode): New.
3400 (expand_builtin_sync_operation): Pass in mode argument.
3401 (expand_builtin_compare_and_swap): Likewise.
3402 (expand_builtin_lock_test_and_set): Likewise.
3403 (expand_builtin_lock_release): Likewise.
3404 (expand_builtin): Update to match.
3406 2005-09-28 Nick Clifton <nickc@redhat.com>
3408 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3409 formatting. Add check to PLUS case to ensure that the offset is
3410 within an acceptable range.
3412 * config/v850/v850.md (casesi): Disable the generation of the
3413 switch pattern as it is not being handled properly at the moment.
3415 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3416 for when the high words are identical.
3418 2005-09-27 Richard Henderson <rth@redhat.com>
3420 * pretty-print.c (pp_base_format): Fix typo for %>.
3422 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3423 Devang Patel <dpatel@apple.com>
3425 PR tree-optimization/23625
3426 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3427 LABEL_EXPR, assertion check.
3429 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3431 * optabs.c (no_conflict_move_test): Check if a result of a
3432 to-be-moved insn would be clobbered by an originally
3435 2005-09-27 Jeff Law <law@redhat.com>
3437 * passes.c (init_optimization_passes): Replace copy propagation
3438 passes immediately after DOM with phi-only copy propagation
3439 pases. Add phi-only copy propagation pass after first DOM pass.
3440 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3441 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3442 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3443 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3444 to init_copy_prop. Callers updated.
3445 (do_phi_only_copy_prop): New function.
3446 (pass_phi_only_copy_prop): New pass descriptor.
3448 2005-09-27 Nick Clifton <nickc@redhat.com>
3450 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3452 2005-09-26 Jason Merrill <jason@redhat.com>
3455 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3457 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3459 2005-09-26 James E Wilson <wilson@specifix.com>
3461 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3462 copyright. Add gcc copyright plus libgcc exception.
3463 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3465 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3467 2005-09-26 Jeff Law <law@redhat.com>
3469 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3470 about when to iterate.
3472 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3475 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3476 for __complex__ double in -mcpu=G5 mode.
3478 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3480 PR tree-optimization/23942
3481 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3482 * tree-scalar-evolution.c: Include params.h.
3484 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3485 follow_ssa_edge_in_condition_phi_branch,
3486 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3487 Change return type to t_bool. Use a parameter to limit the size of
3488 trees that are walked before stopping
3489 (analyze_evolution_in_loop): Initialize the limit to 0.
3490 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3491 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3493 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3496 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3497 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3499 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3501 * combine.c (make_extraction): Check for valid use of subreg.
3503 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3506 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3507 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3508 ("fist<mode>2_with_temp"): Use only register operands.
3510 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3512 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3513 CALL_INSN_FUNCTION_USAGE.
3515 2005-09-26 Richard Guenther <rguenther@suse.de>
3518 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3519 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3520 (ldst_entry): Use the hashtable instead of list-walking.
3521 (find_rtx_in_ldst): Likewise.
3522 (free_ldst_entry): Free the hashtable.
3523 (compute_ld_motion_mems): Create the hashtable.
3524 (trim_ld_motion_mems): Remove entry from hashtable if
3525 removing it from list.
3526 (compute_store_table): Likewise^2.
3527 (store_motion): Free hashtable in case we did not see
3530 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3532 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3533 and arg1 if we are passing them to fold_build2.
3535 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3538 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3541 2005-09-25 Richard Henderson <rth@redhat.com>
3543 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3544 SYMBOL_REF_TLS_MODEL to be correct.
3546 2005-09-24 Richard Henderson <rth@redhat.com>
3548 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3549 end of function. Reindent.
3551 2005-09-24 Ian Lance Taylor <ian@airs.com>
3553 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3554 NEGATE_EXPR/BIT_NOT_EXPR case.
3556 2005-09-24 Richard Henderson <rth@redhat.com>
3558 * c-common.c (handle_mode_attribute): When not modifying in place,
3559 create subtypes for enumerations.
3560 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3561 * gimplify.c (create_tmp_from_val): Likewise.
3563 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3565 * config/i386/i386.md (*tls_global_dynamic_64,
3566 *tls_local_dynamic_base_64): Add missing mode to call.
3567 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3569 2005-09-24 Jan Hubicka <jh@suse.cz>
3571 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3572 (cgraph_clone_node): Likewise.
3573 * cgraph.h (cgraph_clone_edge): Update prototype.
3574 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3575 duplicated prototypes; add updating argument.
3576 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3577 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3579 (cgraph_mark_inline_edge): Likewise.
3580 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3581 (cgraph_flatten_node): Likewise.
3582 (cgraph_decide_recursive_inlining): Likewise.
3583 (cgraph_decide_inlining_of_small_function): Likewise.
3584 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3586 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3587 Pete Steinmetz <steinmtz@us.ibm.com>
3589 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3590 (rldic.): Set type to "compare".
3592 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3593 mfjmpr for MFCTR/MFLR.
3594 (movdf_hardfloat64): Same.
3595 (movdf_softfloat64): Same. Correct order of store and move types.
3596 (movti_string): Set type to store_ux/load_ux.
3597 (load_multiple): Set type to load_ux.
3598 (store_multiple): Set type to store_ux.
3599 (movmemsi): Set type to store_ux.
3600 (output_cbranch direct_return): Set type to jmpreg.
3601 (stmw): Set type to store_ux.
3602 (lmw): Set type to load_ux.
3603 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3604 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3605 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3606 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3607 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3608 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3609 (rios1-fpstore): Increase latency to 3.
3610 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3611 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3613 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3614 Andrew Pinski <pinskia@physics.uc.edu>
3616 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3617 operand2 constraint to "b".
3618 (sync_<fetchop_name>di_internal): Same.
3619 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3621 (sync_old_<fetchop_name>di_internal): Same.
3622 (sync_new_<fetchop_name>si_internal): Same.
3623 (sync_new_<fetchop_name>di_internal): Same.
3625 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3628 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3629 case, define as macros.
3631 PR rtl-optimization/23837
3632 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3633 clobber / clobber match between dest and p->first.
3635 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3636 (no_conflict_move_test): Update comments.
3638 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3640 * doc/install.texi: Update URL for Jacks.
3641 * doc/sourcebuild.texi: Likewise.
3643 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3646 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3647 registers when choosing register preferences.
3648 (movdf_hardfloat64): Same.
3650 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3652 * expmed.c (expand_shift): Don't use the target of the rotate as
3653 target for the first expanded shift insn.
3654 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3656 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3658 PR tree-optimization/22438
3659 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3660 preserved iv rhs rewriting specially.
3662 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3664 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3665 estimate_only is true.
3666 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3667 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3668 tree-ssa-structalias.c
3669 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3670 ref_contains_indirect_ref.
3671 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3673 2005-09-21 DJ Delorie <dj@redhat.com>
3675 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3677 (mn10300_return_in_memory): Support variable size types also.
3678 (mn10300_pass_by_reference): Likewise.
3679 (mn10300_function_value): New.
3680 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3681 (FUNCTION_OUTGOING_VALUE): Likewise.
3682 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3683 * doc/invoke.texi: Document it.
3685 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3688 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3689 force integer op1 into register for XFmode compares.
3691 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3694 * expmed.c (alg_code): Add alg_impossible.
3695 (alg_hash_entry): Add cost.
3696 (synth_mult): Record alg_impossible in the hash table if
3697 multiplication by a given integer is impossble within the
3698 limit. Speed up using alg_impossible.
3700 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3702 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3703 argument. Allow and set any offset if needs_anyoffset is passed
3705 (get_constraint_for): Add argument here too.
3707 (do_structure_copy): Pass NULL to get_constraint_for.
3708 (handle_ptr_arith): Ditto.
3709 (find_func_aliases): Ditto.
3711 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3713 PR rtl-optimization/23898
3714 * output.h (get_attr_min_length): Declare.
3715 * final.c (get_attr_length_1): New function, broken out of:
3717 (get_attr_min_length): New function.
3718 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3719 (duplicate_computed_gotos): Likewise.
3720 * genattr.c (insn_min_length): Generate declaration.
3721 * genattrtab.c (min_fn, min_attr_value): New functions.
3722 (make_length_attrs): Generate insn_min_length.
3724 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3726 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3728 2005-09-20 Richard Henderson <rth@redhat.com>
3730 PR tree-optimization/24059
3731 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3734 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3736 * c.opt (fextended-identifiers): New.
3737 * c-opts.c (c_common_handle_option): Handle
3738 -fextended-identifiers.
3739 * doc/cpp.texi: Update documentation of extended identifiers.
3740 * doc/cppopts.texi (-fextended-identifiers): Document.
3742 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3744 PR tree-optimization/23929
3745 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3748 PR tree-optimization/23818
3749 * tree-stdarg.c (execute_optimize_stdarg): Call
3750 calculate_dominance_info.
3752 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3754 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3755 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3756 (compute_overlap_steps_for_affine_1_2): Use
3757 get_number_of_iters_for_loop.
3758 (analyze_subscript_affine_affine): Check whether difference is
3760 Use get_number_of_iters_for_loop.
3761 Check whether overlap occurs outside of bounds.
3762 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3764 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3766 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3767 base register if possible.
3769 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3771 PR tree-optimization/18463
3772 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3773 converting it directly is not possible.
3774 (chrec_convert_aggressive): New function.
3775 * tree-chrec.h (chrec_convert_aggressive): Declare.
3776 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3777 Fold chrec conversions aggressively if asked to.
3778 (instantiate_parameters): Modified because of changes in
3779 instantiate_parameters_1.
3781 2005-09-19 Richard Henderson <rth@redhat.com>
3783 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3784 (reduc_splus_v2df): New.
3786 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3788 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3789 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3791 2005-09-19 Richard Henderson <rth@redhat.com>
3793 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3796 2005-09-19 Richard Henderson <rth@redhat.com>
3798 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3799 (ia64_expand_dot_prod_v8qi): New.
3800 * config/ia64/ia64-protos.h: Update.
3801 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3802 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3803 sdot_prodv8qi, sdot_prodv4hi): New.
3804 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3806 2005-09-19 Richard Henderson <rth@redhat.com>
3809 * real.c (exact_real_truncate): Return false if the format cannot
3810 represent the number as a normal.
3812 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3813 for a memory source.
3815 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3817 * tree-ssa-operands.c (swap_tree_operands): Export.
3818 * tree.h (swap_tree_operands): Declare.
3819 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3820 Call swap_tree_operands.
3822 2005-09-19 Richard Henderson <rth@redhat.com>
3824 * tree-flow.h (merge_alias_info): Declare.
3825 * tree-ssa-copy.c (merge_alias_info): Export.
3826 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3827 (vect_create_data_ref_ptr): Use create_iv directly.
3828 (vectorizable_load): Use correct types for integer constants.
3829 (vect_generate_tmps_on_preheader): Likewise.
3830 (vect_gen_niters_for_prolog_loop): Likewise.
3832 2005-09-19 Steven Bosscher <stevenb@suse.de>
3834 PR rtl-optimization/23943
3835 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3837 2005-09-18 Jan Hubicka <jh@suse.cz>
3839 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3841 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3843 * varasm.c (output_constant): Do not abort on conversions to union
3844 types between different sizes.
3846 2005-09-18 Richard Guenther <rguenther@suse.de>
3849 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3852 2005-09-18 Paul Brook <paul@codesourcery.com>
3854 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3856 2005-09-17 Richard Henderson <rth@redhat.com>
3858 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3859 * tree-ssa-loop.c (pass_vect_dce): Remove.
3860 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3863 2005-09-17 Richard Henderson <rth@redhat.com>
3865 * tree-pass.h (pass_vect_dce): Declare.
3866 * passes.c (init_optimization_passes): Add it.
3867 * tree-flow.h (tree_ssa_dce): Declare.
3868 * tree-ssa-dce.c (tree_ssa_dce): Export.
3869 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3870 (gate_tree_vectorize): ... here.
3871 (pass_vect_dce): New.
3873 2005-09-17 Jan Hubicka <jh@suse.cz>
3875 * except.c (struct eh_status): Turn region_array into vec.
3876 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3877 convert_from_eh_region_ranges, find_exception_handler_labels,
3878 current_function_has_exception_handlers, assign_filter_values,
3879 build_post_landing_pads, dw2_build_landing_pads,
3880 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3881 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3882 foreach_reachable_handler, can_throw_internal_1,
3883 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3885 (duplicate_eh_region_1): Update region_array.
3886 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3888 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3891 * expmed.c (expand_mult): Substitute simple register for op0 when
3894 2005-09-17 Richard Henderson <rth@redhat.com>
3896 * expr.c (emit_move_via_integer): Add force argument, pass it on
3897 to emit_move_change_mode. Update callers.
3898 (emit_move_complex): Pass true to new force argument.
3899 * function.c (expand_function_end): Move expand_eh_return call
3900 earlier. Merge sub-word complex values into a pseudo before
3901 copying to the return hard register.
3903 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3905 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3906 between different sizes.
3908 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3912 * passes.c (init_optimization_passes): Register dump files for
3915 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3917 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3918 * config/s390/s390.c (s390_overlap_p): New function.
3919 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3920 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3923 2005-09-16 Richard Guenther <rguenther@suse.de>
3925 * ipa-pure-const.c (static_execute): Free auxiliar information.
3926 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3927 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3929 2005-09-15 DJ Delorie <dj@redhat.com>
3931 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3933 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3935 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3937 (swap_commutative_operands_with_target): New.
3939 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3941 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3944 (estimate_iters_using_array): New function.
3945 * tree-data-ref.h (estimate_iters_using_array): Prototype
3946 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3947 Use estimate_iters_using_array instead of analyze_array.
3949 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3951 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3954 2005-09-15 Michael Matz <matz@suse.de>
3956 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3958 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3960 PR tree-optimization/23835
3961 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3962 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3964 2005-09-14 Richard Henderson <rth@redhat.com>
3966 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3967 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3969 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3971 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3972 in the ARRAY_TYPE case.
3974 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3976 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3978 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3981 * tree-vect-transform.c (vectorizable_operation): Return false for
3982 scalar shift operations and for vector shift operations with
3983 non-invariant shift arguments. Use scalar tree operand op1 as
3984 a shift operand when vector shift insn pattern uses scalar shift
3986 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3988 2005-09-14 Olivier Hainque <hainque@adacore.com>
3990 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3991 value if it has side-effects.
3993 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3996 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3998 2005-09-14 Alan Modra <amodra@bigpond.net.au>
4000 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
4001 passed as NAME as if it were label at start of function code.
4003 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
4005 * config/sh/sh.md (*movv4sf_i): Add general register cases to
4008 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
4010 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
4011 as early clobber. Rewrite so the PIC register is not implicitly used.
4013 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4015 * tree.c (annotate_with_file_line): Compare line numbers before
4018 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4021 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4022 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4024 2005-09-13 Ian Lance Taylor <ian@airs.com>
4026 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4027 than a HOST_WIDEST_INT to gen_doloop_begin.
4029 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4031 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4033 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4035 PR tree-optimize/23817
4036 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4038 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4041 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4042 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4043 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4044 (restore_stack_nonlocal): Likewise.
4045 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4047 2005-09-12 Ian Lance Taylor <ian@airs.com>
4050 * c.opt (ffriend-injection): New C++ option.
4051 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4052 (C++ Dialect Options): Document -ffriend-injection.
4054 2005-09-12 Josh Conner <jconner@apple.com>
4057 * ipa-reference.c (static_execute): Don't mark variables in
4058 named sections TREE_READONLY.
4060 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4062 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4065 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4067 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4068 V_MUST_DEF instead of just the first_use_p.
4069 Don't mark the virtual variables for renaming on the statement which
4071 (pass_dse): Remove TODO_update_ssa.
4073 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4076 * stor-layout.c (compute_record_mode): For records with a single
4077 field, actually check the field's mode size against the type size.
4079 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4080 registers for TARGET_SHMEDIA.
4081 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4082 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4083 of GENERAL_REGS and FP_REGS.
4085 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4087 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4089 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4091 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4092 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4093 are omitted. Exclude stack_tie insn too.
4095 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4097 PR rtl-optimization/23098
4098 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4100 * config/rs6000/rs6000.md (movdf splitter): Use
4101 const_double_operand predicate for TARGET_POWERPC64.
4102 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4103 SYMBOL_REF method to ABI_V4.
4105 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4106 replace_equiv_address.
4107 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4108 rs6000_sr_alias_set and MEM_NOTRAP.
4109 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4111 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4113 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4114 handle CALL_EXPR again.
4116 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4118 * arm/predicates.md (alignable_memory_operand): Delete.
4120 2005-09-10 Richard Henderson <rth@redhat.com>
4123 * dbxout.c (dbxout_expand_expr): New.
4124 (dbxout_symbol): Use it.
4126 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4128 * arm.c (arm_gen_rotated_half_load): Delete.
4129 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4130 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4131 (thumb_set_return_address): Likewise.
4132 (thumb_load_double_from_address): Use adjust_address.
4133 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4134 (extendhsisi2_mem, movhi_bytes): Use change_address.
4135 (movhi): Use widen_memory_access.
4136 (reload_out_df): Use replace_equiv_address.
4137 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4139 2005-09-09 Richard Henderson <rth@redhat.com>
4142 * dbxout.c: Include expr.h.
4143 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4144 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4145 * Makefile.in (dbxout.o): Add EXPR_H.
4147 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4149 PR tree-optimization/23509
4150 * tree-cfg.c (replace_uses_by): Use replace_exp.
4151 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4152 pointers have name_mem_tag or type_mem_tag set.
4154 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4156 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4157 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4158 of wrongly accessing operands.
4160 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4162 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4163 * tree-chrec.c: Include tree-scalar-evolution.h.
4164 (chrec_convert): Instantiate the base and step before calling
4165 scev_probably_wraps_p that would fail on parametric evolutions.
4166 Collect all the fails into a single section failed_to_convert,
4167 print a diagnostic, and return chrec_dont_know instead of calling
4169 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4170 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4172 (scev_const_prop): Don't replace the definition of a loop closed ssa
4173 phi node by itself, or by another loop closed ssa phi node.
4174 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4175 that base and step are defined.
4177 2005-09-09 Richard Guenther <rguenther@suse.de>
4180 * fold-const.c (fold_ternary): Check truth_value_p before
4181 calling invert_truthvalue.
4183 2005-09-09 Nick Clifton <nickc@redhat.com>
4185 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4186 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4187 dimension of these arrays.
4188 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4190 * longlong.h: Only provide a prototype for the __clz_tab[] array
4191 if this header has not been included from libgcc2.h.
4192 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4194 Provide prototypes for exported functions.
4195 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4198 2005-09-08 Josh Conner <jconner@apple.com>
4202 * expr.c (expand_expr_addr_expr_1): Don't invoke
4203 expand_simple_binop for EXPAND_INITIALIZER.
4205 2005-09-08 Richard Henderson <rth@redhat.com>
4208 * toplev.c (wrapup_global_declaration_1): Split out ...
4209 (wrapup_global_declaration_2): ... from ...
4210 (wrapup_global_declarations): ... here. Return bool.
4211 (check_global_declaration_1): Split out ...
4212 (check_global_declarations): from here.
4213 (emit_debug_global_declarations): New.
4214 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4215 check_global_declaration_1, emit_debug_global_declarations): Declare.
4216 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4217 of decls. Call wrapup_global_declaration_1,
4218 wrapup_global_declaration_2, check_global_declaration_1 directly.
4219 (c_write_global_declarations_2): New.
4221 (c_write_global_declarations): Call c_write_global_declarations_2.
4222 * langhooks.c (write_global_declarations): Call
4223 emit_debug_global_declarations.
4225 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4226 remove decls that have DECL_RTL_SET_P.
4227 * passes.c (rest_of_decl_compilation): Invoke
4228 cgraph_varpool_finalize_decl for all but functions.
4230 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4232 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4233 the result of a conversion if the new min and max cannot be compared.
4235 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4237 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4238 (override_options): Setting s390_sr_alias_set removed.
4239 (save_fpr, save_gprs): Set alias set to vararg or frame.
4240 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4241 s390_sr_alias_set with get_frame_alias_set ().
4242 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4243 get_varargs_alias_set ().
4245 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4249 * c-parser.c (c_parser_objc_method_definition): If the next
4250 token is not "{", error out and don't start the function.
4252 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4254 * tree-vrp.c (extract_range_from_expr): Move the check for non
4255 nullness after the check for gimple invariant.
4257 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4259 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4261 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4264 * config/m32r.md (movmemsi_internal): Canonicalize order of
4265 operands in PLUS component of template.
4267 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4269 * reload1.c (fixup_eh_region_note): Remove assertion.
4270 (fixup_abnormal_edges): Reverted removal of call to
4271 find_many_sub_basic_blocks made on 2005-08-31.
4273 2005-09-07 Richard Henderson <rth@redhat.com>
4275 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4276 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4277 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4278 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4279 rearrange for better packing.
4280 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4281 (lookup_cfa_1): Remove inline marker.
4282 (cfa_equal_p): Split out of ...
4283 (def_cfa_1): ... here. Use INVALID_REGNUM.
4284 (build_cfa_loc): Handle !cfa->indirect.
4285 (frame_pointer_cfa_offset): New.
4286 (dbx_reg_number): Assert register elimination performed; do
4287 leaf register remapping.
4288 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4289 (eliminate_reg_to_offset): New.
4290 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4291 for verifiably local stack frame addresses; re-base to CFA.
4292 (mem_loc_descriptor): Remove can_use_fbreg argument.
4293 (concat_loc_descriptor, loc_descriptor): Likewise.
4294 (containing_function_has_frame_base): Remove.
4295 (rtl_for_decl_location): Don't do register elimination or
4296 leaf register remapping here.
4297 (secname_for_decl): Split out from ..
4298 (add_location_or_const_value_attribute): ... here.
4299 (convert_cfa_to_loc_list): New.
4300 (compute_frame_pointer_to_cfa_displacement): New.
4301 (gen_subprogram_die): Use them.
4302 * tree.h (frame_base_decl): Remove.
4303 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4304 (prologue_stack_adjust): Remove.
4305 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4306 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4307 (set_frame_base_location): Remove.
4308 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4309 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4310 (vt_add_function_parameters): Don't eliminate_regs.
4311 (vt_initialize): Don't create frame_base_decl.
4313 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4315 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4316 version of GNU binutils for 4.x and later.
4318 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4320 * ggc-page.c (ggc_push_context): Remove.
4321 (ggc_pop_context): Likewise.
4322 * ggc.h (ggc_push_context): Remove.
4323 (ggc_pop_context): Likewise.
4325 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4328 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4329 returning from an interrupt handler.
4331 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4334 * config/arc/arc.c (output_shift): Add check for loop count when
4337 2005-09-06 Steven Bosscher <stevenb@suse.de>
4339 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4341 (abs_replacement): Likewise.
4342 (pass_phiopt): Remove TODO_update_ssa.
4344 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4347 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4348 if "return with no value, in function returning non-void" warning
4350 * tree-cfg.c (execute_warn_function_return): Don't look at
4351 RETURN_EXPRs with TREE_NO_WARNING set.
4354 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4355 for internal functions doesn't use registers used by global registers
4356 variables. Use fewer register parameters if there are global register
4359 2005-09-06 Olivier Hainque <hainque@adacore.com>
4360 Eric Botcazou <ebotcazou@adacore.com>
4363 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4364 when we would be extracting outside its bit span (bitpos+bitsize
4365 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4366 Ada unchecked conversions.
4368 2005-09-06 Steven Bosscher <stevenb@suse.de>
4370 * tree-ssa-pre.c (try_look_through_load): New function.
4371 (compute_avail): Use it to try to look through loads for some
4372 more useful expressions.
4374 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4376 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4377 condition for detecting cases like (a&a) and (a^a).
4379 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4381 * common.opt: Add option ftree-vect-loop-version.
4382 * params.def: Add --param vect-max-version-checks.
4383 * doc/invoke.texi: Document ftree-vect-loop-version and
4384 --param vect-max-version-checks.
4385 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4386 may_misalign_stmts and defines for accessors.
4387 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4388 LOOP_VINFO_MAY_MISALIGN_STMTS.
4389 (destroy_loop_vec_info): VEC_free for
4390 LOOP_VINFO_MAY_MISALIGN_STMTS.
4391 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4392 Update documentation.
4393 (vect_update_misalignment_for_peel): New.
4394 (vect_enhance_data_refs_alignment): Update to choose loop
4395 peeling or loop versioning if appropriate for the (potentially)
4396 unaligned data references in the loop.
4397 (vect_analyze_data_refs_alignment): Remove call to
4398 vect_enhance_data_refs_alignment so the checks can be done
4400 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4401 and move up call to vect_analyze_data_refs_alignment.
4402 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4403 (vect_transform_loop): Add call to loop_version.
4405 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4407 PR rtl-optimization/23098
4408 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4409 * simplify-rtx.c (constant_pool_reference_p): New function.
4410 * rtl.h (constant_pool_reference_p): New prototype.
4411 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4412 constant_pool_reference_p in condition and
4413 avoid_constant_pool_reference in preparation statements.
4415 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4417 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4418 STRICT_LOW_PART SETs.
4420 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4423 * except.c (sjlj_emit_function_enter): Find the function begin
4424 note even when it's not in first basic block.
4426 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4428 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4429 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4430 * aclocal.m4: Regenerate.
4432 2005-09-05 DJ Delorie <dj@redhat.com>
4434 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4437 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4439 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4440 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4441 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4442 Follow spelling conventions.
4443 * doc/invoke.texi: Follow spelling conventions.
4445 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4447 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4448 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4449 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4451 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4454 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4455 (output_stack_adjust): Use gen_tmp_stack_mem.
4456 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4457 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4458 (sh_get_pr_initial_val): Likewise.
4459 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4460 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4461 * sh.md (divsi_inv_m0): Use gen_const_mem.
4462 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4463 (movdf_i4+1): Use gen_tmp_stack_mem.
4464 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4465 (fpu_switch+2): Likewise.
4466 (movv4sf_i, movv16sf_i): Use adjust_address.
4467 (symGOT_load): Set MEM_NOTRAP_P bit.
4469 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4472 * pa.c (emit_move_sequence): Fix typo in last change.
4474 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4476 PR rtl-optimization/23454
4477 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4480 2005-09-03 Richard Henderson <rth@redhat.com>
4481 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4484 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4487 2005-09-02 Nicolas Pitre <nico@cam.org>
4489 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4490 to bit_count to 32 bits.
4492 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4495 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4496 generating synthetic loads from volatile lvalues.
4498 005-09-02 Nick Clifton <nickc@redhat.com>
4500 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4501 __ctzhi2, __clzhi2): New functions.
4503 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4506 * tree-nested.c (struct var_map_elt): Mark with GTY.
4507 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4509 (lookup_field_for_decl): Allocate new element in GC memory.
4510 (lookup_tramp_for_decl): Likewise.
4511 (convert_nl_goto_reference): Likewise
4512 (create_nesting_tree): Allocate info in GC memory. Likewise for
4514 (free_nesting_tree): Free with ggc_free instead of free.
4515 (root): New static variable.
4516 (lower_nested_functions): Remove root as local variable. And zero out
4517 root at the end of the function.
4519 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4521 PR rtl-optimization/20365
4522 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4523 to short. New member ix.
4524 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4525 (simplify_plus_minus): Initialize ix members before calling qsort.
4527 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4529 PR tree-optimization/23626
4530 * tree-cfg.c (replace_uses_by): Clean up eh info.
4532 2005-09-01 DJ Delorie <dj@redhat.com>
4534 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4537 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4539 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4540 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4543 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4545 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4546 do not issue warning for a variable definition following
4549 2005-09-01 Richard Henderson <rth@redhat.com>
4552 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4553 conversion to CONST_VECTOR.
4555 2005-09-01 Richard Henderson <rth@redhat.com>
4558 * reload1.c (reload_as_needed): Check !CALL_P before calling
4559 fixup_eh_region_note.
4560 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4562 2005-09-01 DJ Delorie <dj@redhat.com>
4564 * varasm.c (output_constant): Let the target resolve
4565 conversions of addresses to non-default pointer sizes.
4567 2005-09-01 Nicolas Pitre <nico@cam.org>
4569 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4570 to alow matching ARM pre-indexed addressing mode.
4571 (arm_override_options): Remove now irrelevant comment.
4573 2005-09-01 Phil Edwards <phil@codesourcery.com>
4575 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4576 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4577 * config/i386/vxworks.h: Likewise.
4578 * config/i386/t-vxworksae: New file, for VxWorks AE.
4579 * config/i386/vxworksae.h: Likewise.
4581 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4583 PR tree-optimization/23410
4584 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4585 sequence is not wrapping during the first step.
4587 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4590 * dwarf2out.c (base_type_die): Compare char_type_node with
4591 TYPE_MAIN_VARIANT (type), not type.
4593 2005-09-01 Richard Guenther <rguenther@suse.de>
4595 PR tree-optimization/15366
4596 * common.opt: Add -finline-functions-called-once.
4597 Put -fearly-inlining in alphabetically ordered place.
4598 * doc/invoke.texi: Document new option.
4599 * ipa-inline.c (cgraph_decide_inlining): Honour
4600 flag_inline_functions_called_once.
4602 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4604 PR rtl-optimization/23478
4605 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4606 (alloc_qty): Initialize it.
4607 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4608 (combine_regs): Combine also n_throwing_calls_crossed fields.
4609 (find_free_reg): Don't attempt to caller-save pseudos crossing
4610 calls that might throw.
4611 * global.c (struct allocno): Add throwing_calls_crossed field.
4612 (global_alloc): Revert 2005-08-22 change. Initialize
4613 throwing_calls_crossed.
4614 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4617 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4620 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4621 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4622 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4623 (and64_2_operand): Tweak to use predicate.
4624 (and_operand): Adjust for mask_operand changes.
4625 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4626 (print_operand): Likewise.
4627 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4628 (mask64_1or2_operand): Delete.
4629 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4630 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4631 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4632 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4633 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4634 (rotldi3_internal4): Likewise.
4635 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4636 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4637 (ashldi3_internal7): Likewise.
4638 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4639 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4640 (anddi3 split): Don't match mask64_operand.
4641 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4642 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4643 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4644 't' splitter predicate.
4645 (movdi_internal64 + 2): Revert 2005-06-11 change.
4647 2005-08-31 DJ Delorie <dj@redhat.com>
4649 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4650 (m32c_asm_integer): Add support for 32 bit pointers.
4652 2005-08-31 Richard Henderson <rth@redhat.com>
4654 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4655 component-like references for setting MEM_NOTRAP_P.
4657 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4658 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4660 2005-08-31 Richard Henderson <rth@redhat.com>
4662 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4663 into a pseudo before applying gen_lowpart.
4665 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4667 * doc/install.texi (Specific): Update cctools version required
4668 for full functionality.
4669 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4670 linkers as -macosx_version_min.
4672 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4675 * sh.c (print_operand, %R and %S): Add handling of floating point
4676 registers, memory, constants and invalid operands.
4678 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4680 * ipa-pure-const.c: Change dump name.
4682 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4685 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4686 to "reg_or_0_operand".
4687 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4689 2005-08-31 Dale Johannesen <dalej@apple.com>
4691 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4692 loops that count down.
4694 2005-08-31 Richard Henderson <rth@redhat.com>
4697 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4698 (fixup_eh_region_note): New.
4699 (reload_as_needed): Call it.
4700 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4701 don't call find_many_sub_basic_blocks; call verify_flow_info.
4702 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4703 (keep_stack_depressed): Likewise.
4704 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4706 2005-08-31 Richard Henderson <rth@redhat.com>
4708 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4711 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4713 * expr.c (expand_expr_real_1): Compare size of address
4714 mode to target's address mode size in deciding expansion of
4715 the constant address.
4717 2005-08-31 Richard Guenther <rguenther@suse.de>
4720 * expr.c (all_zeros_p): New function.
4721 (expand_expr_real_1): Handle the case of an all-zero
4722 non-addressable constructor separately.
4724 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4726 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4727 arguments, adjust all callers.
4728 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4730 2005-08-30 Richard Henderson <rth@redhat.com>
4733 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4734 whenever the mode sizes match.
4736 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4738 * calls.c (load_register_parameters): Fix comment typo.
4739 * expr.c (emit_push_insn): Comment formatting.
4741 2005-08-30 Ian Lance Taylor <ian@airs.com>
4743 * config/i386/x-cygwin (host-cygwin): Change dependency from
4744 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4746 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4748 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4751 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4754 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4755 call to ggc_collect.
4757 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4760 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4761 beginning. Remove $(INCLUDES) from all the rules, if following
4762 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4764 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4767 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4768 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4769 not constant, but maxlen is, don't set len to maxlen, rather
4770 set maxlen to len if len is a constant.
4772 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4774 PR tree-optimization/23475
4775 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4778 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4780 Fix PR middle-end/22455
4782 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4783 Checksum only the parts of the tree that exist for the tree code.
4785 2005-08-28 Dale Johannesen <dalej@apple.com>
4787 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4789 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4791 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4793 2005-08-28 Richard Henderson <rth@redhat.com>
4795 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4796 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4799 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4802 * builtins.c (get_memory_rtx): Don't strip nops
4803 in between COMPONENT_REFs.
4805 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4808 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4810 (gimplify_modify_expr): Check for zero sized types and gimplify the
4811 rhs and lhs as statements.
4813 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4816 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4817 state for return address column of signal frames.
4819 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4822 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4823 bytes >= 2 not bytes == 2.
4824 (expand_block_move): Same.
4826 2005-08-27 Richard Guenther <rguenther@suse.de>
4829 * config/i386/sse.md (sse2_movsd): Add missing closing
4832 2005-08-27 Paul Brook <paul@codesourcery.com>
4834 * genrecog.c (enum decision_type): Add DT_num_insns.
4835 (struct decision_test): Add u.num_insns.
4836 (add_to_sequence): Add DT_num_insns test.
4837 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4838 (write_cond, debug_decision_2): Ditto.
4839 (change_state): Assume peep2_next_insn never fails.
4840 Remove "afterward" argument.
4841 (write afterward, write_tree): Update to match.
4842 * recog.c (peep2_current_count): New variable.
4843 (peep2_next_insn): Check it.
4844 (peephole2_optimize): Set peep2_current_count.
4845 * recog.h (peep2_current_count): Declare.
4847 2005-08-26 Josh Conner <jconner@apple.com>
4850 * ipa-pure-const.c (check_tree): Check for volatile-ness
4851 when considering a dereference.
4853 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4855 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4857 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4859 PR rtl-optimization/23561
4860 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4861 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4862 at most LEN bytes long memory fits into the field.
4863 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4864 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4865 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4867 2005-08-26 Richard Henderson <rth@redhat.com>
4870 * loop.c (biased_biv_may_wrap_p): New.
4871 (maybe_eliminate_biv_1): Use it to suppress non-equality
4872 comparison transformations. Delete disabled code.
4874 2005-08-26 Ian Lance Taylor <ian@airs.com>
4876 * combine.c (make_extraction): Avoid reference outside object.
4878 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4880 * stor-layout.c (finalize_type_size): Restore behaviour for
4881 non-aggregate types to the status quo ante of the patch for
4882 pr 23467. Document why it matters.
4884 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4887 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4888 array by one element, initialize the BT_LAST element with NULL.
4890 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4892 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4893 optimizing for size.
4895 (compare_plus_eqsi): Same.
4896 (plus_eqsi_compare): Same.
4897 (neg_eq0<mode>): Same.
4898 (neg_eq<mode>): Same.
4900 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4903 2005-08-26 Nick Clifton <nickc@redhat.com>
4905 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4906 TARGET_EP is not defined.
4907 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4908 TARGET_EP is enabled.
4909 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4910 * config/v850/v850.md (save_all_interrupt): Only use the EP
4911 register if TARGET_EP is defined.
4912 (restore_all_interrupt): Likewise.
4913 * config/v850/lib1funcs.asm: Update functions so that the EP
4914 register is only used if __EP__ is defined.
4916 2005-08-26 David Ung <davidu@mips.com>
4918 * config/mips/mips.c (mips_expand_prologue): Handle case when
4919 generating for MIPS16 and the outgoing argument area is more than
4920 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4923 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4925 * config/crx/crx.md: Make doloop_end pattern usage controllable
4926 via mloop-nesting=<max-nesting> command line switch. Make sure
4927 the combiner cannot use doloop_end_<mode> in an illegal way.
4928 * config/crx/crx.c: Use regs up to r6 for argument passing.
4929 Refine crx_address_cost (non cst4 displacements are expensive).
4930 * config/crx/crx.opt: Add switch for mloop-nesting=.
4932 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4934 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4935 (UNSPEC_MVST): New constant.
4937 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4939 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4940 Reject operands containing eliminable registers.
4941 * testsuite/gcc.dg/20050825-1.c: New testcase.
4943 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4944 Jan Hubicka <jh@suse.cz>
4946 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4948 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4950 PR tree-optimization/23546
4951 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4954 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4956 * params.def (PARAM_MIN_SPEC_PROB): New.
4957 * sched-rgn.c (MIN_PROBABILITY): Delete.
4958 (compute_trg_info): Convert to PARAM_VALUE.
4959 * doc/invoke.texi (param): Document min-spec-prob.
4961 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4963 * config/darwin.h: define __PIC__
4964 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4965 TARGET_OS_CPP_BUILTINS macro.
4967 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4969 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4972 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4974 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4976 * cfghooks.c (duplicate_block): Added position where to place
4977 new block as argument.
4978 * cfghooks.h (duplicate_block): Declaration changed.
4979 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4981 * cfglayout.h (copy_bbs): Declaration changed.
4982 * cfgloop.h (loop_version): Declaration changed.
4983 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4984 position to copy_bbs.
4985 (loop_version): Pass position to duplicate_loop_to_header_edge.
4986 Add place_after argument and position new blocks according to
4988 * modulo-sched.c (sms_schedule): Pass place_after argument
4990 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4991 * tree-cfg.c (split_edge_bb_loc): New function.
4992 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4993 to determine position of new blocks.
4994 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4996 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4997 argument to duplicate_block.
4998 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4999 Pass position to copy_bbs.
5001 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5003 * fold-const.c (ptr_difference_const): Use
5004 cst_and_fits_in_hwi instead of host_integerp.
5006 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5008 * config/darwin.c (gen_pic_offset): New.
5009 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
5012 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
5014 PR tree-optimization/23486
5015 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
5017 2005-08-23 Phil Edwards <phil@codesourcery.com>
5019 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5020 remove use_collect2.
5021 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5023 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5024 configuration files to override the default value.
5026 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5027 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5028 * config/vx-common.h: New file, split out from...
5029 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5030 * config/vxworksae.h: New file, for VxWorks AE.
5031 * config/vxworks.opt: New file.
5032 * config/vxlib.c: Update for VxWorks 6.
5034 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5035 other MULTILIB_* variables appropriately.
5036 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5037 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5038 * config/rs6000/vxworks.h: Update for VxWorks 6.
5039 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5041 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5044 * config/darwin.c (machopic_select_section): Remove the hack to
5045 mark "::operator new" and "::operator delete" for coalescing
5046 even though they are not weak.
5048 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5050 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5051 * configure: Regenerate.
5053 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5056 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5058 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5059 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5062 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5064 * config/rs6000/predicates.md (equality_operator): New.
5065 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5066 comparison with a large constant.
5068 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5070 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5072 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5074 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5075 registers is even, and we have a hardware double precision fp,
5077 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5078 size of current argument when checking if argument was passed in
5081 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5084 * stor-layout.c (finalize_type_size): Dont override
5085 existing alignment with a smaller alignment from the mode.
5087 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5089 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5090 * lambda.h (lambda_vector_lexico_pos): ... here.
5091 * tree-data-ref.c (build_classic_dist_vector): Return false when
5092 the distance vector is lexicographically negative.
5094 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5096 PR tree-optimization/23511
5097 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5098 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5100 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5102 PR tree-optimization/22043
5103 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5104 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5105 If ALLOW_FLEXARR, handle types ending with flexible array member.
5106 Pass false as second argument to recursive count_type_elements calls.
5107 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5108 argument to count_type_elements call.
5109 * tree-sra.c (decide_block_copy): Likewise.
5110 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5111 for a constant-sized object, set cleared as well. Pass true as
5112 second argument to count_type_elements call.
5114 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5117 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5118 from legitimate_small_data_p, and make global. Update use.
5119 Remove forward declaration.
5120 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5122 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5124 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5126 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5127 of scratch intermediates.
5128 (eq<mode>_compare): Same.
5129 (neg_eq0<mode>): New.
5130 (neg_eq<mode>): Convert to define_insn_and_split.
5132 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5135 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5136 stdarg functions, set/clear the fp marker even when no variable
5138 * config/rs6000/sysv4.opt (mprototype): Describe.
5140 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5142 PR rtl-optimization/23478
5143 * regs.h (reg_info): Add throw_calls_crossed.
5144 (REG_N_THROWING_CALLS_CROSSED): Define.
5145 * flow.c (allocate_reg_life_data): Initialize
5146 REG_N_THROWING_CALLS_CROSSED.
5147 (propagate_one_insn, attempt_auto_inc): Update
5148 REG_N_THROWING_CALLS_CROSSED.
5149 * global.c (global_alloc): Don't allocate pseudos across
5150 calls that may throw.
5152 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5155 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5156 value is inbetween the range if we did not find an exact match.
5158 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5160 * doc/invoke.texi (Option Summary): Add ms1 options.
5161 * doc/extend.texi: Document interrupt handler attribute for ms1.
5162 * doc/md.texi: Document ms1 constraints.
5163 * config.gcc: Add ms1-*-elf.
5164 * config/ms1/ms1.h: New.
5165 * config/ms1/ms1.c: New.
5166 * config/ms1/ms1.md: New.
5167 * config/ms1/ms1-protos.h: New.
5168 * config/ms1/ABI.txt: New.
5169 * config/ms1/crti.asm: New.
5170 * config/ms1/crtn.asm: New.
5171 * config/ms1/lib2extra-funcs.c: New.
5172 * config/ms1/t-ms1: New.
5173 * config/ms1/ms1.opt: New.
5175 2005-08-22 Ira Rosen <irar@il.ibm.com>
5177 * config/rs6000/altivec.md (xorv4sf3): New.
5178 (negv4sf2, neg<mode>2): Likewise.
5180 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5183 * config/ia64/ia64.md (divsi3): Check divide by zero.
5184 (udivsi3): Likewise.
5186 (udivdi3): Likewise.
5188 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5190 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5191 up to elem_bitsize bits, not max_bitsize.
5193 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5195 PR tree-optimization/23433
5196 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5197 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5199 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5201 PR tree-optimization/23434
5202 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5203 the iteration bound is not an INTEGER_CST.
5205 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5207 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5208 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5209 NULL if need_epilog_adjust is false.
5210 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5211 Case 3 always peels first itration, not just for PLUS case, and no need
5212 to use scalar_initial_def here. Create an epilog adjustment only if
5213 scalar_initial_def is not NULL.
5215 (vectorizable_reduction): Remove assert.
5217 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5220 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5221 (__moddi3): Likewise.
5222 (__udivdi3): Likewise.
5223 (__umoddi3): Likewise.
5224 (__divsi3): Likewise.
5225 (__modsi3): Likewise.
5226 (__udivsi3): Likewise.
5227 (__umodsi3): Likewise.
5229 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5231 * tree-pass.h (TDF_GRAPH): Define.
5232 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5233 * passes.c (finish_optimization_passes): Only call
5234 finish_graph_dump_file if TDF_GRAPH is set.
5235 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5236 NULL. Set TDF_GRAPH bit.
5237 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5239 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5241 * arm.h (arm_stack_offsets): Add locals_base field.
5242 * arm.c (arm_get_frame_offsets): Compute it.
5243 (thumb_compute_initial_elimination offset): Make the Thumb frame
5244 pointer point to the base of the local variables.
5245 (thumb_expand_prologue): Update accordingly.
5246 (thumb_expand_epilogue): Likewise.
5248 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5249 mode of clobbered scratch to DImode. Handle a case that's known to
5252 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5254 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5255 (gt0<mode>_compare): Delete.
5256 (neg_gt0<mode>): Delete.
5258 2005-08-19 Eric Christopher <echristo@apple.com>
5260 * optabs.h: Change CTI_ to COI_.
5263 2005-08-19 James E Wilson <wilson@specifix.com>
5265 * builtins.c (expand_builtin_return_addr): Set
5266 current_function_accesses_prior_frames when count != 0. Use
5267 frame_pointer_rtx when count == 0.
5268 * function.h (struct function): Add accesses_prior_frames field.
5269 (current_function_accesses_prior_frames): Define.
5270 * reload1.c (init_elim_table): Check
5271 current_function_accesses_prior_frames.
5272 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5274 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5276 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5277 indicator. Return true if the flowgraph changed during
5280 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5283 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5284 conditional expression before testing its value.
5286 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5288 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5290 2005-08-19 Devang Patel <dpatel@apple.com>
5292 PR tree-optimization/23048
5293 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5294 third parameter. Check whether latch is dominated by exit
5296 (if_convertible_loop_p): Supply exit block itself to
5297 if_convertible_bb_p.
5299 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5302 * arm.md (arm_load_pic_register): Change argument to the mask of
5303 saved registers. Call thumb_find_work_register if we need a
5304 scratch register on Thumb.
5305 (arm_expand_prologue): Pass empty register set to
5306 arm_load_pic_register.
5307 (thumb_expand_prologue): Pass live_regs_mask directly to
5308 arm_load_pic_register.
5309 * arm-protos.h (arm_load_pic_register): Update prototype.
5311 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5313 * sh.c (find_sole_member): New function.
5314 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5315 if the record's alignment is larger than the size of its only member.
5317 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5320 * arm.c (thumb_legitimize_reload_address): New function.
5321 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5322 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5324 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5326 * config/crx/crx.c: Implement crx_decompose_address. Reject
5327 symbolic displacements since CRX register relative adressing
5328 mode can't handle unsigned 32-bit values as displacements.
5329 * config/crx/crx.h: Simplify definitions, remove redundant
5330 parenthesis and obsolete macros.
5331 * config/crx/crx.opt: Add new switch for debugging addresses.
5332 * config/crx/crx-protos.h: Add new declarations for above.
5334 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5337 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5340 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5342 * collect2.c (dup2): Delete.
5343 * configure.ac: Don't check for dup2.
5345 * config.in, configure: Regenerate.
5347 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5349 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5350 record with the type of its only member.
5352 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5354 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5355 define_insn_and_split.
5356 (plus_ltu<mode>_compare): Same.
5357 (gtu<mode>_compare): Same.
5358 (plus_gtu<mode>_compare): Same.
5360 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5362 PR tree-optimization/22228
5363 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5365 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5366 are recorded in vect_vnames_to_rename for renaming.
5367 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5368 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5369 in vect_vnames_to_rename.
5370 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5371 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5373 2005-08-18 Jan Hubicka <jh@suse.cz>
5376 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5377 info only for local statics, not for member variables.
5379 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5381 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5383 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5385 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5387 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5390 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5392 2005-08-17 James E Wilson <wilson@specifix.com>
5394 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5397 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5399 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5400 (leu<mode>_compare): Same.
5401 (plus_leu<mode>): Same.
5402 (neg_leu<mode>): Same.
5403 (and_neg_leu<mode): Same.
5404 (ltu<mode>_compare): Same.
5405 (plus_ltu<mode>): Same.
5407 (geu<mode>_compare): Same.
5408 (plus_geu<mode>): Same.
5409 (neg_geu<mode>): Same.
5410 (and_neg_geu<mode>): Same.
5411 (plus_gt<mode>): Same.
5412 (gtu<mode>_compare): Same.
5413 (plus_gtu<mode>): Same.
5415 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5417 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5418 Move call_table_data to end. Delete spurious .text.
5419 (callt_save_all_interrupt): Fix comment typo.
5421 2005-08-17 James E Wilson <wilson@specifix.com>
5422 Kevin Winchester <winchester@amirix.com>
5425 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5427 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5430 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5431 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5433 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5435 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5436 record with the type of its only member if the modes don't match.
5438 * varasm.c (decode_reg_name): Skip empty additional register names.
5440 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5442 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5443 lsm_tmp_name_length): New.
5444 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5445 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5447 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5448 Andreas Krebbel <krebbel1@de.ibm.com>
5450 * config.gcc: Added z9-109 switch.
5451 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5452 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5453 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5454 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5455 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5456 for "z9_109" cpu attribute.
5457 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5458 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5459 (s390_handle_arch_option): Added z9-109 switch.
5460 (override_options): Set respective cost function for z9-109.
5461 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5462 (legitimate_reload_constant_p): Accept extended immediates.
5463 (print_operand): Three new output modifiers added: k, m and o.
5464 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5465 (s390_output_mi_thunk): Use extended immediate when possible.
5466 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5467 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5468 (CONSTRAINT_LEN): Added length of O constraint.
5469 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5470 * config/s390/s390.md ("cpu"): New value z9_109 added.
5471 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5472 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5473 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5474 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5475 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5476 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5477 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5478 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5479 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5480 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5481 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5482 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5483 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5484 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5485 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5487 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5488 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5489 insns for TARGET_EXTIMM.
5491 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5493 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5495 2005-08-17 Nick Clifton <nickc@redhat.com>
5497 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5498 Call default_encode_section_info.
5500 2005-08-17 Steven Bosscher <stevenb@suse.de>
5502 PR tree-optimization/21574
5503 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5504 constant, return CONSTANT.
5505 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5506 (ccp_fold, visit_assignment): Likewise.
5507 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5509 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5511 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5512 fold_buildN instead of buildN then fold_initializer or fold.
5513 (build_unary_op): Likewise.
5514 (build_binary_op): Likewise.
5515 * fold-const.c (fold_initializer): Remove.
5516 (fold_build1_initializer): New function.
5517 (fold_build2_initializer): New function.
5518 (fold_build3_initializer): New function.
5519 * tree.h (fold_initializer): Remove.
5520 (fold_build1_initializer): New function.
5521 (fold_build2_initializer): New function.
5522 (fold_build3_initializer): New function.
5524 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5526 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5527 (try_move_mult_to_index): Call fold_build2 instead of build2.
5528 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5529 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5530 fold_binary_to_constant.
5531 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5533 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5534 check if A == gcd (A, B). Remove TYPE argument.
5535 (analyze_offset) Use fold_build2 instead of fold (build.
5536 (create_data_ref): Likewise.
5537 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5538 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5541 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5543 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5544 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5546 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5549 * gimplify.c (zero_sized_type): New function.
5550 (gimplify_modify_expr_rhs): If we have a zero sized type,
5551 replace the statement with an empty statement.
5553 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5555 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5558 2005-08-16 Ian Lance Taylor <ian@airs.com>
5560 * doc/tm.texi (Label Output): Correct typo.
5562 2005-08-16 Steven Bosscher <stevenb@suse.de>
5565 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5566 force_operand will work later on using have_insn_for.
5568 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5570 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5572 2005-08-16 Ian Lance Taylor <ian@airs.com>
5575 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5576 vector type, don't try to construct it element by element. Add an
5577 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5579 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5581 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5583 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5585 * doc/invoke.texi (Precompiled Headers): Document some more options
5586 which are known to be safe.
5588 2005-08-16 James E Wilson <wilson@specifix.com>
5590 PR tree-optimization/21105
5591 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5592 TREE_OVERFLOW check.
5594 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5596 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5597 (neg_ltu<mode>): Same.
5599 (neg_gtu<mode>): Same.
5601 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5603 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5604 (fold_builtin_isdigit): Use fold_buildN.
5605 (build_function_call_expr): Likewise.
5606 * c-typeck.c (c_finish_loop): Likewise.
5608 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5609 Richard Shann <rshann@superh.com>
5611 PR middle-end/20396:
5612 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5614 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5616 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5618 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5621 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5622 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5625 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5628 * fold-const.c (build_range_check): Disable optimization for function
5629 pointer expressions on targets that require function pointer
5632 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5634 * simplify-rtx.c (simplify_const_relational_operation): When
5635 extracting arguments of a COMPARE, recompute the mode as well.
5637 2005-08-15 Ian Lance Taylor <ian@airs.com>
5639 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5641 2005-08-15 DJ Delorie <dj@redhat.com>
5643 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5645 (movsi_splittable): Allow, but split, moves to the stack.
5646 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5649 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5651 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5652 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5653 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5655 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5656 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5657 Delete HOST_PTR_PRINTF.
5659 * configure, config.in: Regenerate.
5661 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5663 * config/rs6000/rs6000.md (QHSI): New mode macro.
5664 (wd): Extend mode attr for QImode and HImode
5665 (dbits): New mode attr.
5666 (zero_extend<mode>di2): Convert to mode macro.
5668 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5671 * doc/invoke.texi (-mgnu-ld): Update description.
5674 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5677 * Makefile.in (tree-chrec.o): Depends on real.h.
5678 * tree-chrec.c: Include real.h.
5679 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5680 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5681 * tree-scalar-evolution.c (add_to_evolution_1,
5682 interpret_rhs_modify_expr): Ditto.
5684 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5687 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5688 step is negative compute the estimation from init downwards to zero.
5690 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5692 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5694 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5696 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5698 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5699 Accept double-word constants that can be split.
5700 * config/s390/s390.md ("movti"): Use 'P' constraint.
5701 ("*movdi_31", "*movdf_31"): Likewise.
5703 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5705 Fix PR tree-optimization/22615
5707 * tree-ssa-structalias.c (solution_set_add): Handle
5708 first_vi_for_offset returning NULL.
5709 (do_da_constraint): Ditto.
5710 (do_sd_constraint): Ditto.
5711 (do_ds_constraint): Ditto
5712 (find_func_aliases): Ditto.
5713 (build_constraint_graph): RHS is allowed be ANYTHING.
5714 (first_vi_for_offset): Return NULL if we couldn't find anything at
5717 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5719 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5720 over memory as first operand.
5722 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5725 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5726 available for setting it.
5728 2005-08-14 Ira Rosen <irar@il.ibm.com>
5730 PR tree-optimization/23320
5731 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5732 data-refs' types instead of base object nullness. Add check for
5733 pointer type data-refs before first location comparison. Remove
5736 2005-08-14 Andreas Schwab <schwab@suse.de>
5738 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5740 2005-08-13 James E Wilson <wilson@specifix.com>
5742 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5743 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5744 -fstack-protector-all, --param ssp-buffer-size): Document.
5745 (-Wvariadic-macros): Alphabetize.
5746 (-fsched-stalled-insns-dep): Add missing 'f'.
5748 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5751 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5753 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5754 or indirect address operand.
5755 (EXTRA_ADDRESS_CONSTRAINT): New.
5756 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5758 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5760 PR tree-optimization/22236
5761 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5762 successors and predecessors.
5763 * tree-chrec.c (chrec_convert): Before converting, check that
5764 sequences don't wrap.
5765 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5766 (analyze_array): Extern.
5767 (find_data_references_in_loop): Remove call to
5768 compute_estimated_nb_iterations.
5769 * tree-data-ref.h (analyze_array): Declared.
5770 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5771 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5772 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5773 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5775 * tree-ssa-loop-ivcanon.c: Fix documentation.
5776 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5777 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5778 (infer_loop_bounds_from_undefined): New.
5779 (estimate_numbers_of_iterations_loop): Use
5780 infer_loop_bounds_from_undefined.
5781 (used_in_pointer_arithmetic_p): New.
5782 (scev_probably_wraps_p): Pass an extra parameter. Call
5783 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5784 (convert_step): Fix documentation.
5785 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5786 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5787 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5788 scev_probably_wraps_p.
5790 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5792 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5793 (s390_register_info): Ignore clobbered_regs information for fixed
5794 registers, and only fixed registers.
5795 (s390_init_frame_layout): Remove redundant call.
5797 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5799 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5800 description of -Wold-style-casts.
5802 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5803 Jakub Jelinek <jakub@redhat.com>
5805 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5806 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5807 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5808 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5809 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5810 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5811 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5812 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5813 ("stack_protect_set", "stack_protect_test"): New expanders.
5814 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5815 "stack_protect_testdi"): New insn definitions.
5817 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5819 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5821 2005-08-12 Paul Brook <paul@codesourcery.com>
5823 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5825 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5827 * config/s390/predicates.md (setmem_operand): New predicate.
5828 (shift_count_operand): Accept ANDs with special constants as
5830 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5831 with special constants.
5832 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5833 shift_count_operand with setmem_operand.
5835 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5837 * config/s390/s390.c (s390_extract_part, s390_single_part):
5839 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5840 (s390_output_mi_thunk): Don't use lg on 31 bit.
5841 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5842 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5844 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5846 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5847 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5848 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5849 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5850 with one of the new macros.
5852 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5854 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5855 Don't set save_return_addr_p.
5856 (s390_register_info): Make clobbered_regs not depending on
5859 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5861 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5862 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5864 2005-08-11 James E. Wilson <wilson@specifix.com>
5866 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5868 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5870 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5871 locations gathered by var-tracking in single entry loc_list
5872 over loc_descriptor_from_tree.
5874 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5875 pass it down to loc_descriptor.
5876 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5877 (containing_function_has_frame_base): Move earlier in the file.
5878 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5879 instead of always assuming fbreg can't be used.
5881 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5883 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5884 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5885 Accept address wrapped in AND for Altivec.
5886 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5887 Strip AND wrapping offset address for Altivec.
5889 2005-08-11 Richard Henderson <rth@redhat.com>
5892 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5893 before using TYPE_IS_SIZETYPE.
5895 2005-08-11 Richard Henderson <rth@redhat.com>
5898 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5899 insn types not present on ev4.
5900 (alphaev5_insn_pipe): Similarly.
5902 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5905 * arm.c (arm_override_options): If the user has selected callee-super-
5906 interworking, then enable normal interworking.
5908 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5910 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5913 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5915 * doc/rtl.texi: Fix two typos.
5917 2005-08-11 Richard Guenther <rguenther@suse.de>
5920 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5921 cases where we call to/from functions returning void.
5923 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5926 * tree.c (build_pointer_type_for_mode): Robustify.
5928 2005-08-10 James E Wilson <wilson@specifix.com>
5930 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5931 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5933 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5936 2005-08-10 Eric Christopher <echristo@apple.com>
5938 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5939 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5942 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5945 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5946 for the high part when generating dynamic-no-pic code.
5948 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5950 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5951 (x86_64-*-linux*): Likewise.
5953 * config/i386/crtfastmath.c: New file.
5954 * config/i386/t-crtfm: Likewise.
5956 * config/i386/linux.h (ENDFILE_SPEC): New.
5957 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5959 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5962 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5964 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5965 (vec_shl, vec_shr): Document new operations.
5966 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5968 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5970 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5971 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5972 change predicate to indexed_or_indirect_address.
5974 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5976 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5977 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5978 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5979 and __aeabi_uwrite8.
5980 * config/arm/unaligned-funcs.c: New file.
5981 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5983 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5985 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5987 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5988 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5990 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5991 * final.c (pass_shorten_branches): Add dump.
5992 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5993 (pass_life): Rename dump.
5994 (rest_of_handle_flow2): Remove initial verify_flow_info.
5995 * function.c (pass_instantiate_virtual_regs): Add dump.
5996 * integrate.c (pass_initial_value_sets): Add dump.
5997 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5998 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5999 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
6000 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
6001 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
6002 gate_rtl_unrool_and_peel_loops): New.
6003 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
6004 rtl_doloop): Do not look at flags.
6005 * mode-switching.c (pass_mode_switching): Add dump.
6006 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
6007 pass_split_before_regstack): Add dump.
6008 * regmove.c (pass_stack_adjustments): Add dump.
6009 * tree-optimize.c (pass_fixup_cfg): Add dump.
6011 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6014 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
6015 deciding which instruction sequence to use.
6017 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
6019 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6020 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6022 2005-08-09 Richard Guenther <rguenther@suse.de>
6024 * c-common.c (builtin_function_2): Remove.
6025 (def_builtin_1): New function.
6026 (c_common_nodes_and_builtins): Use def_builtin_1 to
6027 build builtin functions.
6029 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6031 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6032 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6033 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6036 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6038 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6039 fold_binary instead of fold_build2 since we don't care about the
6041 (loop_niter_by_eval): Likewise.
6042 (compare_trees): Likewise.
6043 (proved_non_wrapping_p): Likewise.
6045 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6049 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6050 if the if is really empty.
6052 2005-08-09 Steven Bosscher <stevenb@suse.de>
6054 PR tree-optimization/23234
6055 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6056 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6057 argument of the new enum.
6058 (execute_cse_reciprocals): Add reciprocals for function arguments
6059 on the unique successor edge of the entry block. Update other calls
6060 to execute_cse_reciprocals_1.
6062 2005-08-08 Richard Henderson <rth@redhat.com>
6065 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6067 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6069 * expr.c (write_complex_part): Return after handling MEM.
6071 2005-08-08 Josh Conner <jconner@apple.com>
6073 PR rtl-optimization/23241
6074 * combine.c (simplify_comparison): Fix error in determining
6075 whether to lift a subreg from comparison.
6077 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6080 * config/rs6000/altivec.md (vec_init<mode>): New.
6081 (vec_set<mode>): New.
6082 (vec_extract<mode>): New.
6083 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6084 (rs6000_expand_vector_set): New.
6085 (rs6000_expand_vector_extract): New.
6086 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6087 for Altivec modes before reload.
6088 (altivec_expand_vec_init_builtin): New.
6089 (get_element_number): New.
6090 (altivec_expand_vec_set_builtin): New.
6091 (altivec_expand_vec_ext_builtin): New.
6092 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6094 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6096 * config/rs6000/rs6000.h (rs6000_builtins): Add
6097 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6098 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6099 * config/rs6000/rs6000-protos.h: Declare new functions.
6101 2005-08-08 Jan Hubicka <jh@suse.cz>
6103 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6104 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6105 * i386.md (movdi*): Use pic_32bit_operand.
6106 * predicates.md (pic_32bit_operand): New.
6108 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6111 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6113 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6115 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6116 (test_for_singularity): Use fold_build2.
6118 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6120 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6122 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6124 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6125 (COMMON_ASM_OP) Define.
6126 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6127 (ix86_encode_section_info): Likewise.
6128 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6129 SUBTARGET_ENCODE_SECTION_INFO.
6131 2005-08-06 Richard Henderson <rth@redhat.com>
6134 * tree-nested.c (convert_local_reference): Save and restore val_only
6135 around component_ref and friends. Clear walk_subtrees by default.
6137 2005-08-06 Peter O'Gorman <peter@pogma.com>
6140 * gcc.c (process_command): Check the argument to -b has a dash.
6141 * doc/invoke.texi: Update -b and -V docs.
6143 2005-08-06 James E Wilson <wilson@specifix.com>
6145 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6147 2005-08-06 Michael Matz <matz@suse.de>
6149 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6150 member only if only one insn is associated with the value.
6152 2005-08-06 Nick Clifton <nickc@redhat.com>
6154 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6156 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6157 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6158 Check symbol flags instead of symbol name mangling.
6159 (xstormy16_asm_output_aligned_common): Likewise. Also
6160 simplify code since the bss100_section cass is the only case
6161 where the below100 code will be triggered.
6162 (xstormy16_encode_section_info): Encode below100 attribute
6163 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6165 (xstormy16_strip_name_encoding): Delete - this function is no
6167 (TARGET_STRIP_NAME_ENCODING): Undefine.
6168 * config/stormy16/stormy16-protos.h: Delete prototype for
6169 xstormy16_strip_name_encoding.
6171 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6173 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6174 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6175 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6176 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6177 config/alpha/predicates.md, config/arc/arc.h,
6178 config/arm/arm.h, config/arm/ieee754-df.S,
6179 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6180 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6181 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6182 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6183 config/m68hc11/m68hc11.h, config/mips/mips.c,
6184 config/mips/mips.h, config/mips/openbsd.h,
6185 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6186 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6187 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6188 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6189 config/sparc/linux.h, config/sparc/linux64.h,
6190 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6191 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6192 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6193 typos. Follow spelling conventions.
6195 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6198 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6199 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6200 specially. Check for side effects only for COND_EXPR.
6201 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6202 return with TREE_NO_WARNING.
6204 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6206 PR rtl-optimization/23233
6207 * loop.c (combine_movables): Require the modes to be the same.
6208 (move_movables): Remove handling of cases where the replacement
6209 had a different mode to the original.
6211 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6213 PR tree-optimization/23128
6214 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6215 subtraction wrap, and set TREE_OVERFLOW if they do.
6217 2005-08-05 Richard Henderson <rth@redhat.com>
6220 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6221 FORCED_LABEL labels.
6223 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6226 * reload.c (find_reloads_subreg_address): Pass down TYPE
6227 unchanged. Change all callers except find_reloads_toplev.
6229 2005-08-05 Michael Matz <matz@suse.de>
6231 * genattrtab.c (current_alternative_string): Remove.
6232 (SIMPLIFY_ALTERNATIVE): Ditto.
6233 (attr_alt_bit_p): Ditto.
6234 (alternative_name): Make const char *.
6235 (evaluate_eq_attr): Remove use of above things.
6236 (simplify_test_exp): Ditto.
6237 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6238 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6240 2005-08-04 James E Wilson <wilson@specifix.com>
6242 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6243 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6244 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6245 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6246 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6248 2005-08-04 Richard Henderson <rth@redhat.com>
6251 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6252 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6253 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6254 if we'd have to instantiate too many members.
6256 2005-08-04 Richard Henderson <rth@redhat.com>
6259 * tree-outof-ssa.c (coalesce_asm_operands): New.
6260 (coalesce_ssa_name): Use it. Split out ...
6261 (coalesce_phi_operands, coalesce_result_decls): ... these.
6263 2005-08-04 Paul Brook <paul@codesourcery.com>
6265 * read-rtl.c (read_quoted_string): Break if EOF.
6267 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6269 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6270 (fold_build2): Likewise.
6271 (fold_build3): Likewise.
6272 (fold_build1_stat): New function prototype.
6273 (fold_build2_stat): Likewise.
6274 (fold_build3_stat): Likewise.
6275 * fold-const.c (fold_build1): Rename to ..
6276 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6277 through to build1_stat.
6278 (fold_build2): Rename to ..
6279 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6280 through to build2_stat.
6281 (fold_build3): Rename to ..
6282 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6283 through to build3_stat.
6285 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6286 Ian Lance Taylor <ian@airs.com>
6288 * function.c (assign_stack_local_1): Do not correct stack slot
6289 address if allocation size is smaller than mode size.
6291 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6294 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6295 (tree_merge_blocks): Propagate anything allowed by
6297 Clarify documentation.
6298 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6299 SSA form, schedule an update if necessary.
6301 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6303 * doc/install.texi (Binaries): Remove broken link to
6304 Sinix/Reliant Unix binaries.
6306 2005-08-03 Richard Henderson <rth@redhat.com>
6309 * function.c (stack_protect_epilogue): Export.
6310 * tree.h (stack_protect_epilogue): Declare.
6311 * calls.c (expand_call): Call it.
6313 2005-08-03 Eric Christopher <echristo@apple.com>
6315 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6316 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6319 2005-08-04 Jan Hubicka <jh@suse.cz>
6321 * profile.c (branch_prob): Split edges with goto locus on them
6322 to get proper line counts.
6323 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6325 2005-08-03 Paul Brook <paul@codesourcery.com>
6327 * function.c (assign_parms): Round current_function_args_size
6328 to PARM_BOUNDARY, not STACK_BOUNDARY.
6330 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6332 * config/i386/i386.c (x86_elf_aligned_common)
6333 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6335 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6337 PR tree-optimization/23157
6338 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6339 before emitting them.
6341 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6343 PR tree-optimization/19899
6344 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6345 * tree-scalar-evolution.c: Include real.h.
6346 (add_to_evolution): Build constant -1 of correct type.
6348 2005-08-03 Jan Hubicka <jh@suse.cz>
6350 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6351 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6352 profile updating for complette unrolling.
6353 * loop-unroll.c (peel_loop_completely): Use it.
6354 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6355 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6358 2005-08-03 Paul Brook <paul@codesourcery.com>
6360 * combine.c (can_change_dest_mode): New function.
6361 (try_combine, simplify_set): Use it.
6363 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6365 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6368 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6370 * doc/install.texi (Specific): Adjust link to openavr.org.
6371 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6372 (Binaries): Adjust HP-UX Porting Center link.
6373 (Binaries): Adjust Free Software Foundation ordering link.
6375 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6377 * convert.c (convert_to_integer): Use fold_build1 instead of
6378 build1 when converting an integer to an integer.
6380 2005-08-02 Richard Henderson <rth@redhat.com>
6382 * combine.c (combine_instructions): Don't use reg_equal/equiv
6383 results if the mode doesn't match.
6385 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6387 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6388 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6390 2005-08-02 Richard Henderson <rth@redhat.com>
6393 * explow.c (memory_address): Remove special-case for
6394 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6396 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6399 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6400 number of calls to cleanup_tree_cfg_1.
6402 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6404 * doc/invoke.texi: document file extensions .F90 and .F95
6406 2005-08-02 Richard Guenther <rguenther@suse.de>
6408 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6409 positive if its first argument is positive.
6411 2005-08-02 Richard Guenther <rguenther@suse.de>
6413 PR tree-optimization/23177
6414 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6417 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6419 PR tree-optimization/23129
6420 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6421 varying for divisions with anti-ranges.
6423 2005-08-02 Jan Hubicka <jh@suse.cz>
6425 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6426 * tree-ssa-threadupdate.c (thread_block): Add it here.
6428 2005-08-01 James E Wilson <wilson@specifix.com>
6430 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6431 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6432 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6434 * config/mips/predicates.md (const_call_insn_operand): Add check for
6435 SYMBOL_REF_LONG_CALL_P.
6436 * doc/extend.texi (long_call): Document the new attribute.
6438 2005-08-01 Ian Lance Taylor <ian@airs.com>
6439 Richard Henderson <rth@redhat.com>
6441 * Makefile.in (RTL_BASE_H): Add real.h.
6442 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6444 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6446 * rtl.c (rtl_check_failed_code_mode): New.
6447 * rtl.h (struct rtx_def): Add u.rv.
6448 (XCMWINT, XCNMPRV): New.
6449 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6450 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6452 2005-08-01 Richard Henderson <rth@redhat.com>
6454 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6455 with auto-inc codes.
6457 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6459 2005-08-01 Jan Hubicka <jh@suse.cz>
6461 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6462 * i386.c: Include dwarf2.h
6463 (asm_preferred_eh_data_format): New.
6464 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6466 2005-08-01 Ian Lance Taylor <ian@airs.com>
6468 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6469 randomize_va_space for virtual address randomization control.
6471 2005-08-01 Steven Bosscher <stevenb@suse.de>
6473 * common.opt (flag_ipa_cp): Put in right place to maintain
6476 2005-08-01 Jan Hubicka <jh@suse.cz>
6478 * profile.c (compute_value_histograms): Fix thinko.
6479 * value-prof.c: Include toplev.h
6480 (check_counter): New function.
6481 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6482 tree_mod_subtract_transform): Add sanity check.
6484 2005-08-01 Richard Guenther <rguenther@suse.de>
6486 PR tree-optimization/23133
6487 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6488 current functions parameter decls to find defs to cse
6491 2005-08-01 Richard Guenther <rguenther@suse.de>
6493 PR tree-optimization/23109
6494 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6495 If trapping math is in effect, use post-dominator information
6496 to check if we'd in any case reach a trapping point before
6497 doing the reciprocal insertion.
6498 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6499 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6500 expressions are invariant only if trapping math is not in effect.
6502 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6504 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6505 cgraph_function_versioning): New declarations.
6506 * cgraphunit.c: Add include to ipa-prop.h.
6507 (update_call_expr, cgraph_copy_node_for_versioning,
6508 cgraph_function_versioning): New functions.
6509 * integrate.c (copy_decl_for_inlining): Remove.
6510 * ipa-prop.h (ipa_replace_map): New struct.
6511 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6512 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6513 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6514 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6515 ipcp_iterate_stage, ipcp_method_scale_print,
6516 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6517 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6518 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6519 ipcp_update_bb_counts, ipcp_update_profiling,
6520 ipcp_update_edges_counts): New functions.
6521 (ipcp_method_cval_init): Remove restriction regarding local methods.
6522 (ipcp_init_stage): Add ipcp_method_compute_scale.
6523 (ipcp_insert_stage): Add versioning.
6524 (ipcp_structures_print): Add ipcp_method_scale_print.
6525 (ipcp_driver): Dump profiling info.
6526 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6527 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6528 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6529 (struct inline_data): Add versioning_p, ipa_info, new fields.
6530 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6531 declare_return_variable): Replace calls to copy_decl_for_inlining with
6533 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6535 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6536 Add argument VERSIONING.
6537 (copy_arguments_for_versioning, copy_static_chain,
6538 function_versionable_p, tree_versionable_function_p,
6539 tree_function_versioning, replace_ref_tree): New functions.
6540 * tree-inline.h: Include varray.h.
6541 (tree_versionable_function_p, tree_function_versioning,
6542 tree copy_decl_for_dup): New declarations.
6544 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6546 * ipa-cp.c: New file. Contains IPCP specific functionality.
6547 * ipa-prop.h: New file. Contains structures/definitions that can be
6548 used by several interprocedural data flow optimizations (and also IPCP).
6549 * ipa-prop.c: New file.
6550 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6551 * common.opt: Add ipa-cp flag.
6552 * timevar.def: Add IPCP optimization.
6553 * tree-optimize.c (init_tree_optimization_passes): Schedule
6555 * tree-pass.h (pass_ipa_cp): Declare.
6557 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6559 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6560 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6561 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6562 config/i386/i386.c, config/mips/mips.h,
6563 config/rs6000/rs6000.h, config/sh/sh.c,
6564 config/stormy16/stormy16.c: Fix comment typos.
6566 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6569 * c-typeck.c (build_binary_op): Use common_type wrapper on
6571 (common_type): Update comment.
6573 2005-07-31 Steven Bosscher <stevenb@suse.de>
6576 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6577 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6578 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6580 2005-07-31 Jan Hubicka <jh@suse.cz>
6582 * pretty-print.h (pp_widest_integer): New macro.
6583 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6586 2005-07-31 Jan Hubicka <jh@suse.cz>
6588 * output.h (enum section_category): Export from varasm.c
6589 (categorize_decl_for_section): Likewise.
6590 * varasm.c (enum section_category): Kill.
6591 (categorize_decl_for_section): Make global.
6592 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6594 * i386.c (ix86_section_threshold): New static variable.
6595 (ix86_in_large_data_p, ix86_encode_section_info,
6596 x86_64_elf_unique_section,
6597 x86_64_elf_select_section): New functions.
6598 (TARGET_ENCODE_SECTION_INFO): Define
6599 (override_options): Enable medium model for PIC.
6600 (ix86_expand_prologue): Expand gen_set_got_rex64.
6601 (legitimate_constant_p): Handle new UNSPECs.
6602 (legitimate_pic_address_disp_p): Likewise.
6603 (legitimize_pic_address): Lower MEDIUM model addressing.
6604 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6605 (enum cmodel): Add MEDIUM_PIC.
6606 (SYMBOL_REF_FAR_ADDR_P): New macro.
6607 (SYMBOL_FLAG_FAR_ADDR): New flag.
6608 * i386.md (movdi): Support medium model.
6609 (set_got_rex64): New pattern.
6610 * i386.opt (mlarge-data-threshold): New flag.
6611 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6612 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6613 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6614 TARGET_ASM_UNIQUE_SECTION): New.
6616 * invoke.texi (-mlarge_data_threshold): Document
6618 2005-07-31 Jan Hubicka <jh@suse.cz>
6620 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6621 (coalesce_vars): Likewise.
6622 * tree-ssa-live.c (coalesce_cost): New.
6623 (build_tree_conflict_graph): Use coalesce_cost.
6624 * tree-ssa-live.h (coalesce_cost): Declare.
6626 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6628 * arm.md (all peepholes for post-increment operations): Delete.
6629 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6630 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6631 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6632 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6633 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6635 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6637 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6640 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6643 * doc/invoke.texi: Document -rdynamic.
6645 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6648 * c-parser.c (c_parser_parms_list_declarator): Call
6649 mark_forward_parm_decls.
6650 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6651 decls with visibility structure.
6653 2005-07-30 Paul Brook <paul@codesourcery.com>
6655 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6657 2005-07-30 Paul Brook <paul@codesourcery.com>
6659 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6661 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6663 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6665 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6668 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6669 nested function declarators.
6670 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6671 (grokparms): Call warn_if_shadowing for parameters used within the
6673 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6674 not used within the parameter list.
6675 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6677 2005-07-30 Jan Hubicka <jh@suse.cz>
6679 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6680 * i386.c (ix86_fixup_binary_operands): Likewise.
6681 (ix86_expand_unary_operator): Likewise.
6682 (ix86_expand_fp_absneg_operator): Likewise.
6683 * optabs.c (expand_vec_cond_expr): Validate dest.
6685 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6688 * real.c (real_from_string): Also set last bit if there is a
6689 nonzero hex digit beyond GCC's internal precision after ".".
6691 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6693 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6694 define_constants. Change duplicate values to unassigned numbers.
6695 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6696 (*altivec_vspltsf): New.
6697 (altivec_vperm_v4sf): Delete.
6698 (altivec_vperm_<mode>): Use mode macro V.
6699 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6700 (altivec_predicate_v4sf): Delete.
6701 (altivec_predicate_<mode>): Use mode macro V.
6702 (*altivec_lvesfx): New.
6703 (*altivec_stvesfx): New.
6704 (vec_realign_load_v4sf): Delete.
6705 (vec_realign_load_<mode>): Use mode macro V.
6706 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6709 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6712 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6714 * configure: Regenerated.
6716 2005-07-29 Paul Brook <paul@codesourcery.com>
6718 * doc/install.texi: Add link to GFortran binaries wiki page.
6720 2005-07-29 David Ung <davidu@mips.com>
6722 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6723 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6724 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6725 * config/mips/mips.md (cpu): Add 5kf name.
6726 (includes): Includes 5k.md.
6727 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6728 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6731 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6734 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6735 (cleanup_tree_cfg): ... here.
6736 Call cleanup_tree_cfg_1 until there are no more cleanups to
6739 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6741 * tree-vrp.c (compare_range_with_value): Return true or false
6742 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6743 EQ_EXPR respectively.
6745 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6747 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6750 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6752 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6753 (tree_ssa_dominator_optimize): Increment it.
6754 (dump_dominator_optimization_stats): Print it.
6756 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6757 Steven Bosscher <stevenb@suse.de>
6759 PR rtl-optimization/23117
6760 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6761 when head == tail. Tidy comment.
6763 2005-07-28 Richard Henderson <rth@redhat.com>
6765 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6766 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6767 * jump.c (rtx_renumbered_equal_p): Likewise.
6768 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6769 CONST_INT and CONST_DOUBLE.
6770 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6771 * reload.c (operands_match_p): Special case CONST_INT and
6772 CONST_DOUBLE; check mode earlier.
6774 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6777 * c-typeck.c (convert_for_assignment): Do not check
6778 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6780 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6783 * c-typeck.c (composite_type): Prefer constant size arrays to
6786 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6789 * real.c (real_from_string): Set last bit if there is a nonzero
6790 hex digit beyond GCC's internal precision.
6792 2005-07-28 Richard Henderson <rth@redhat.com>
6795 * cfgcleanup.c (try_forward_edges): Watch out for end of
6798 2005-07-28 James E Wilson <wilson@specifixinc.com>
6801 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6803 2005-07-28 Jan Hubicka <jh@suse.cz>
6805 * Makefile.in (rtl-profile.o): Kill all traces of it.
6806 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6807 * coverage.h (rtl_coverage_counter_ref): Kill.
6808 * opts.c (flag_speculative_prefetching_set): Kill.
6809 (flag_loop_optimize_set): New.
6810 (common_handle_option): Disable loop optimizer when profiling;
6811 do not handle speculative prefetching.
6812 * passes.c (init_optimization_passes): Replace pass_profiling combo
6813 by branch_prob pass.
6814 * profile.c (compute_value_histograms): Update for simplified value
6816 (rtl_register_profile_hooks): Kill.
6817 (pass_profiling): Kill.
6818 (rest_of_handle_branch_prob): Do not profile.
6819 * toplev.c (process_options): Remove speculative prefetching.
6820 * toplev.h (flag_tree_based_profiling): Kill.
6821 * tree-profile.c (prepare_instrumented_value,
6822 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6823 tree_gen_one_value_profiler, do_tree_profiling): Update for
6824 simplified datastructures.
6825 * value-prof.c: Add comment that speculative prefetching was dropped;
6826 update rest of file for simplified datastructures.
6827 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6828 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6829 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6830 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6831 rtl_mod_subtract, gen_speculative_prefetch,
6832 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6833 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6834 (gate_handle_value_profile_transformations,
6835 rest_of_handle_value_profile_transformations,
6836 pass_value_profile_transformations): Kill.
6837 * value-prof.h (histogram_value_t): Remove IL based unions.
6838 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6839 rtl_profile_hooks): Remove hooks.
6841 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6843 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6844 (cgraph_clone_node): Likewise.
6845 * cgraph.h (cgraph_clone_edge): Update prototype.
6846 (cgraph_clone_node): Likewise.
6847 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6849 (lookup_recursive_calls): Consider profile.
6850 (cgraph_decide_recursive_inlining): Fix updating; use new
6851 probability argument; use profile.
6852 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6853 * tree-inline.c (copy_bb): Update clal of clone_edge.
6854 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6856 * invoke.texi (min-inline-recursive-probability): Document.
6858 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6860 * doc/install.texi (Configuration): Update Valgrind homepage.
6862 2005-07-28 Richard Henderson <rth@redhat.com>
6865 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6866 labels we want to delete.
6867 (cfg_layout_merge_blocks): Likewise.
6869 2005-07-28 Richard Henderson <rth@redhat.com>
6872 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6873 when expanding to nothing.
6875 2005-07-28 Josh Conner <jconner@apple.com>
6877 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6878 (cgraph_decide_inlining_of_small_functions): Likewise.
6880 2005-07-28 Josh Conner <jconner@apple.com>
6882 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6883 direction of badness if negative.
6884 (cgraph_default_inline_p): Add reason to parameters, and assign it
6886 (cgraph_decide_inlining_of_small_functions): New parameter in call
6887 to cgraph_default_inline_p.
6888 (cgraph_decide_inlining_incrementally): Likewise.
6889 * cgraphunit.c (decide_is_function_needed): Likewise.
6890 * cgraph.h (cgraph_default_inline_p): Likewise.
6892 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6894 * builtins.c: Fix comment typo(s).
6895 * genautomata.c: Likewise.
6896 * gimplify.c: Likewise.
6897 * tree-dfa.c: Likewise.
6898 * tree-flow-inline.h: Likewise.
6899 * tree-into-ssa.c: Likewise.
6900 * tree-ssa-alias.c: Likewise.
6901 * tree-ssa-ccp.c: Likewise.
6902 * tree-ssa-copy.c: Likewise.
6903 * tree-ssa-dce.c: Likewise.
6904 * tree-ssa-dom.c: Likewise.
6905 * tree-ssa-operands.c: Likewise.
6906 * tree-tailcall.c: Likewise.
6907 * tree-vectorizer.c: Likewise.
6908 * tree-vrp.c: Likewise.
6911 2005-07-28 Jeff Law <law@redhat.com>
6913 * tree-vrp.c (test_for_singularity): Extracted from ...
6914 (simplify_cond_using_ranges): Attempt to simplify a relational
6915 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6917 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6919 PR tree-optimization/22506
6920 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6921 phis whose argument is constant.
6923 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6925 PR rtl-optimization/18992
6926 Back out this patch:
6927 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6928 PR optimization/12142
6929 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6930 uses of the register in the SET_SRC. Remove unnecessary argument.
6932 Replace it with this:
6933 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6934 if flag_non_call_exceptions is set and the insn may trap, pass
6935 pc_rtx as dest for recursion.
6936 In SET_SRC part of SET case, if dest is already set, pass it down
6939 2005-07-28 Jan Hubicka <jh@suse.cz>
6941 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6942 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6943 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6945 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6946 profile when available.
6948 2005-07-28 Jan Beulich <jbeulich@novell.com>
6950 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6951 (ia64_print_operand): Describe and handle 'X'.
6952 (ia64_register_move_cost): Also handle FP_REGS.
6953 (ia64_preferred_reload_class): Likewise.
6954 (ia64_secondary_reload_class): Likewise.
6955 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6956 it. Also check for ITANIUM_CLASS_FLDP.
6957 * config/ia64/ia64.h (FP_REGNO_P): New.
6958 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6959 (reg_class): Add FP_REGS.
6960 (REG_CLASS_NAMES): Adjust for it.
6961 (REG_CLASS_CONTENTS): Likewise.
6962 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6963 (REG_CLASS_FROM_LETTER): Handle 'x'.
6964 (CLASS_MAX_NREGS): Handle FP_REGS.
6965 (MEMORY_MOVE_COST): Likewise.
6966 * config/ia64/ia64.md (itanium_class): Add fldp.
6967 (type): Handle fldp.
6968 (movti_internal): More allowable operand combinations. Use ldfp8 when
6969 splitting unnecessary. Remove predicable attribute. Adjust
6970 itanium_class attribute.
6971 (smuldi3_highpart): Remove outdated comment.
6972 (mulditi3, umulditi3, rotlti3): New expanders.
6973 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6974 (absti2): Disabled new insn for future reference.
6975 Respective new splitters.
6976 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6977 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6978 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6980 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6982 PR rtl-optimization/23047
6983 * simplify-rtx.c (simplify_const_relational_operation): Respect
6984 flag_wrapv for comparisons with ABS.
6986 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6988 PR tree-optimization/22493
6989 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6990 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6992 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6994 * config/frv/frv.opt (moptimize-membar): New.
6996 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6998 * config/frv/frv.h: Remove machine_function definition.
7000 * config/frv/frv.c (struct frv_io): New.
7001 (struct machine_function): Moved from frv.h. Add has_membar_p.
7002 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
7003 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
7004 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
7005 (frv_optimize_membar_global, frv_optimize_membar): New functions.
7006 (frv_reorg): Call frv_optimize_membar when appropriate.
7007 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
7008 (frv_expand_builtin): Adjust calls accordingly.
7009 (frv_io_address_cookie): New function.
7010 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
7011 load or store rather than a special insn. Add ccnstant address and
7012 io-type operands to the membar.
7013 (frv_ifcvt_modify_tests): Unsign regno.
7014 (frv_ifcvt_modify_tests): Same.
7016 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
7017 UNSPEC_OPTIONAL_MEMBAR constant.
7018 (builtin_read_<mode>): Delete.
7019 (builtin_write_<mode>): Delete.
7020 ("optional_membar_<mode>"): Add operand.
7022 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7023 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7024 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7025 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7026 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7027 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7028 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7029 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7030 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7032 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7034 * df.c (df_uses_record): Handle SCRATCH.
7036 2005-07-28 Steven Bosscher <stevenb@suse.de>
7039 * passes.c (rest_of_decl_compilation): If decl is a type and
7040 we have encountered errors, don't emit debug information.
7042 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7044 * params.def: Fixed comment.
7046 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7049 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7050 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7051 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7053 2005-07-27 Steven Bosscher <stevenb@suse.de>
7056 * varasm.c (assemble_start_function): Don't do anything that may
7057 require a CFG if the current function is a thunk.
7059 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7061 * doc/install.texi (Prerequisites): Mention that perl is needed
7062 to do export control in libstdc++ targetting Darwin.
7064 2005-07-27 Steven Bosscher <stevenb@suse.de>
7066 PR rtl-optimization/17808
7067 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7068 (sched_insns_conditions_mutex_p): Split out from...
7069 (add_dependence): ...here. But don't call it from here.
7070 (add_dependence_list): Check sched_insns_conditions_mutex_p
7071 before calling add_dependence.
7072 (add_dependence_list_and_free): Likewise.
7073 (fixup_sched_groups): Likewise.
7074 (sched_analyze_1): Likewise.
7075 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7076 (sched_analyze): Likewise.
7077 (sched_analyze_insn): Likewise.
7078 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7079 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7080 dependencies on all COND_EXEC insns to jumps ending basic blocks
7081 when doing intrablock scheduling.
7082 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7084 2005-07-27 Jeff Law <law@redhat.com>
7086 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7087 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7088 equivalency sets, correctly handle the case were vr0 has an
7089 equivalency set, but vr1 does not.
7091 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7093 PR tree-optimization/23073
7094 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7095 vect_print_dump_info before fprintf.
7097 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7099 PR tree-optimize/22348
7100 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7101 Fold the partial computation.
7103 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7105 PR tree-optimization/22325
7106 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7108 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7110 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7111 (force_var_cost): ... this function.
7112 (compute_phi_arg_on_exit): Export.
7114 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7116 PR tree-optimization/20773
7117 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7120 2005-07-27 Richard Guenther <rguenther@suse.de>
7122 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7123 Avoid pushing again if current struct contains only
7124 fields we decomposed.
7126 2005-07-27 Jan Hubicka <jh@suse.cz>
7128 PR tree-optimization/22574
7129 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7132 * tree-tailcall.c (decrease_profile): New function.
7133 (eliminate_tail_call): Use it.
7135 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7136 visibility flags correctly in whole program mode.
7138 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7140 PR rtl-optimization/22472
7141 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7143 2005-07-26 Steven Bosscher <stevenb@suse.de>
7145 PR tree-optimization/22504
7146 * tree-complex.c (expand_complex_addition): Use 'code' instead
7147 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7149 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7151 * config.gcc (cpu_type): Add frv case.
7152 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7153 (supported_defaults): Add fr550 case.
7155 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7158 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7159 whether a pointer of type T * may point to objects of type T *.
7161 2005-07-26 DJ Delorie <dj@redhat.com>
7163 * configure: Regenerate.
7165 2005-07-26 Dale Johannesen <dalej@apple.com>
7167 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7169 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7171 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7172 Clarify use of "build" in name.
7174 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7176 * doc/extend.texi (Raw read/write Functions): New section.
7177 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7178 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7179 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7180 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7181 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7182 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7183 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7184 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7185 * config/frv/frv.c: Add bdesc_loads global.
7186 Add bdesc_stores global.
7187 (frv_init_builtins): Add support for __builtin_{read/write}*.
7188 (frv_volatile_memref): New.
7189 (frv_expand_load_builtin): New.
7190 (frv_expand_store_builtin): New.
7191 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7192 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7193 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7194 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7195 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7196 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7197 (builtin_read_<mode>): New.
7198 (builtin_write_<mode>): New.
7199 (builtin_write64): New.
7200 (optional_membar_<mode>): New.
7202 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7204 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7205 (rather than units) against HOST_BITS_PER_WIDE_INT.
7207 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7209 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7210 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7211 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7212 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7215 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7216 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7217 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7219 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7221 2005-07-26 Richard Guenther <rguenther@suse.de>
7223 PR tree-optimization/22486
7224 * fold-const.c (fold_unary): Fold away useless component
7225 references of the form (T *)&T.x, if the address
7228 2005-07-25 James E Wilson <wilson@specifixinc.com>
7230 * dwarf2out.c (add_call_src_coords_attributes): New.
7231 (gen_inlined_subroutine_die): Call it.
7232 (maybe_emit_file, init_file_table): Add comments.
7233 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7235 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7236 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7237 * tree.h (BLOCK_SOURCE_LOCATION): New.
7238 (struct tree_block): New field locus.
7240 2005-07-26 Andreas Schwab <schwab@suse.de>
7242 PR rtl-optimization/23043
7243 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7244 when allocating a struct unoccr.
7246 2005-07-25 Richard Henderson <rth@redhat.com>
7249 * tree-complex.c (gate_no_optimization): True if errors.
7250 * Makefile.in (tree-complex.o): Update dependencies.
7252 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7254 * config/frv/predicates.md (integer_register_operand): Use
7257 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7260 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7262 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7264 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7266 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7267 types when flag_unsafe_math_optimizations is true.
7269 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7271 * gcc.c (option_map): Add --sysroot.
7272 (process_command): Handle --sysroot.
7273 (display_help): Document it.
7274 * doc/cppopts.tex (-isysroot): Document.
7275 * doc/invoke.texi (--sysroot): Document.
7276 * doc/install.texi (--with-build-sysroot): Document.
7278 * Makefile.in (inhibit_libc): New variable.
7279 (INHIBIT_LIBC_CFLAGS): Likewise.
7280 (LIBGCC2_CFLAGS): Include
7281 $(INHIBIT_LIBC_CFLAGS).
7282 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7283 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7284 ($(T)crtend.o): Likewise.
7285 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7286 ($(T)crtendS.o): Likewise.
7287 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7288 ($(T)crtendT.o): Likewise.
7289 (stmp-fixinc): Do not complain about missing headers if
7291 * configure.ac (inhibit_libc): Set it to true/false.
7292 (--with-build-sysroot): New option. Use it to set
7294 * configure: Regenerated.
7296 2005-07-25 Manfred Hollstein <mh@suse.com>
7298 * calls.c (store_one_arg): Fix unsigned comparison warning.
7300 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7303 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7304 (ggc_print_statistics): Initialize variable before use.
7306 2005-07-25 Richard Guenther <rguenther@suse.de>
7308 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7309 calling with a PHI_NODE argument.
7311 * tree-flow-inline.h (overlap_subvar): Protect against
7314 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7316 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7317 * configure: Regenerate.
7319 2005-07-25 Ira Rosen <irar@il.ibm.com>
7321 * expr.c (highest_pow2_factor): Make extern.
7322 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7323 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7324 record_array_differ_p, array_ptr_differ_p): Likewise.
7325 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7326 additional cases. Call the above functions.
7327 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7328 base_object_differ_p when there are two base objects. Otherwise, compare
7329 base address and offset. Call may_alias_p.
7330 (dump_data_reference): Use a correct field name.
7331 (analyze_array): Make static. Initialize new data-ref fields.
7332 (analyze_indirect_ref): New function.
7333 (init_data_ref): Initialize new data-ref fields.
7334 (strip_conversion): Moved from tree-vect-analyze.c.
7335 (analyze_offset_expr, get_ptr_offset, address_analysis,
7336 object_analysis): Likewise.
7337 (analyze_offset): New function.
7338 (create_data_ref): Likewise.
7339 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7340 dimensions for ARRAY_REFs only.
7341 (build_classic_dist_vector): Make static.
7342 (access_functions_are_affine_or_constant_p): Call macro to get the
7343 address of access functions.
7344 (compute_all_dependences): Add new parameter
7345 compute_self_and_read_read_dependences. Compute self and read-read
7346 dependences if it is true.
7347 (find_data_references_in_loop): Call create_data_ref. Initialize new
7349 (compute_data_dependences_for_loop): Add new parameter
7350 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7351 compute nb_loops. Call compute_all_dependences,
7352 build_classic_dist_vector and build_classic_dir_vector with correct
7354 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7355 with correct parameters. Compare dimensions for ARRAY_REFs only.
7356 (free_data_refs): Call macro to free access functions.
7357 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7358 fields from stmt_vinfo.
7359 (struct base_object_info): New structure.
7360 (struct data_reference): Move fields to base_object_info. Add fields
7361 first_location and object_info for above structures. Move fields from
7362 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7363 aligned_to. Add macros to access the new fields.
7364 Update functions declarations.
7365 * tree-flow.h (is_aliased_with): Declare.
7366 * tree-loop-linear.c (linear_transform_loops): Call
7367 compute_data_dependences_for_loop with correct parameters.
7368 * tree-ssa-alias.c (is_aliased_with): New function.
7369 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7370 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7371 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7372 vect_base_addr_differ_p, compute_subscript_distance and
7373 build_classic_dist_vector. Add printings. Check absolute value of
7375 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7377 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7378 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7379 to bytes. Add printing.
7380 (vect_compute_data_refs_alignment): Go through loads and stores in one
7382 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7383 vect_analyze_data_ref_access): Likewise.
7384 (vect_analyze_pointer_ref_access): Remove.
7385 (vect_address_analysis, vect_object_analysis): Likewise.
7386 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7387 and analyze data-refs in the loop.
7388 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7389 fields of data-ref instead of stmt. Add init to the offset from the
7391 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7392 (vect_update_init_of_dr): Likewise.
7393 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7394 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7396 (new_loop_vec_info): Initialize new fields.
7397 (destroy_loop_vec_info): Free new fields.
7398 (vect_strip_conversion): Remove.
7399 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7400 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7401 datarefs. Add new field ddrs.
7402 Add macros for the new fields access.
7403 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7404 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7405 Remove their macros.
7406 * tree.h (highest_pow2_factor): Declare.
7408 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7410 * calls.c (store_one_arg): Check for sibling call MEM arguments
7411 from already clobbered incoming argument area.
7413 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7415 * c-common.c (check_missing_format_attribute): New.
7416 * c-common.h (check_missing_format_attribute): Likewise.
7417 * c-typeck.c (convert_for_assignment): Use it.
7419 2005-07-24 Andreas Schwab <schwab@suse.de>
7421 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7422 register use a word move. Correct operand of ext.w in 68000 code.
7424 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7426 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7427 variables as declarations, rather than definitions.
7429 2005-07-24 Ira Rosen <irar@il.ibm.com>
7431 PR tree-optimization/22526
7432 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7435 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7437 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7438 that C99 reserve for future use. Use it to define clog10,
7439 clog10f and clog10l.
7441 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7443 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7444 * configure.ac: Check for -Wmissing-format-attribute.
7446 * configure: Regenerate.
7448 2005-07-23 Richard Henderson <rth@redhat.com>
7450 PR tree-optimization/22623
7451 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7453 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7456 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7458 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7460 * Makefile.in (C_TREE_H): Update dependencies.
7461 * c-tree.h: Include toplev.h.
7462 * diagnostic.h (diagnostic_set_info): Add format attribute.
7463 * rtl-error.c (diagnostic_for_asm): Likewise.
7465 2005-07-23 Chao-ying Fu <fu@mips.com>
7467 * config/mips/mips-dsp.md: New file.
7468 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7469 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7471 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7472 MIPS_BUILTIN_BPOSGE32.
7473 (mips_expand_builtin_direct): Add one parameter to indicate that
7474 builtin functions need to return a value.
7475 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7477 (mips_regno_to_class): Add classes for 12 new DSP registers.
7478 (mips_subword): Change to check four HI registers.
7479 (mips_output_move): Output move to and from 6 new DSP accumulators.
7480 (override_options): Make sure -mdsp and -mips16 are not used together.
7481 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7483 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7485 (print_operand): Add 'q' for printing DSP accumulators.
7486 (mips_cannot_change_mode_class): Check ACC_REGS.
7487 (mips_secondary_reload_class): Check ACC_REGS.
7488 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7489 (mips_register_move_cost): Check ACC_REGS.
7490 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7491 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7492 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7493 (dsp_bdesc): New array.
7494 (bdesc_arrays): Add DSP builtin function table.
7495 (mips_prepare_builtin_arg): Check predicate again after
7497 (mips_expand_builtin): Add one more parameter to
7498 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7499 MIPS_BUILTIN_BPOSGE32.
7500 (mips_init_builtins): Initialize new function types.
7501 (mips_expand_builtin_direct): Check if builtin functions need to
7502 return a value and pass operands properly.
7503 (mips_expand_builtin_bposge): New function.
7504 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7505 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7506 (FIRST_PSEUDO_REGISTER): Increase to 188.
7507 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7508 Update for 12 new DSP registers.
7509 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7510 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7511 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7512 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7513 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7514 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7515 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7516 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7517 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7518 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7519 (REGISTER_NAMES): Add names for 12 new DSP registers.
7520 * config/mips/mips.md: Include mips-dsp.md.
7521 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7522 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7523 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7524 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7525 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7526 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7527 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7528 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7529 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7530 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7531 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7532 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7533 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7534 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7535 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7536 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7537 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7538 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7539 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7540 (UNSPEC_RDDSP): New constants.
7541 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7542 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7544 * config/mips/mips.opt (-mdsp): New option.
7545 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7546 (reg_imm10_operand): New predicates.
7547 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7548 * doc/invoke.texi (-mdsp): Document new option.
7550 2005-07-22 DJ Delorie <dj@redhat.com>
7552 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7554 * tree-inline.c (inlinable_function_p): Likewise.
7556 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7559 * toplev.c (check_global_declarations): Do not mark undefined
7560 variables as DECL_IGNORED_P.
7561 * varasm.c (first_global_object_name): GTY it.
7562 (weak_global_object_name): Likewise.
7563 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7564 a string to go into {weak,first}_global_object_name.
7566 2005-07-22 DJ Delorie <dj@redhat.com>
7568 * c-format.c (check_function_format): Change warning control
7569 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7571 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7573 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7574 &PTR->FLD a dereference of PTR.
7575 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7576 a potential dereference of PTR.
7578 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7580 PR rtl-optimization/20370
7581 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7582 call allocate_reg_info if necessary.
7584 PR rtl-optimization/21848
7585 * calls.c (emit_library_call_value_1): For const functions, add
7586 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7588 PR rtl-optimization/22445
7589 * cselib.c (target.h): Include.
7590 (rtx_equal_for_cselib_p): Allow commutative matches.
7591 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7592 Remove MODE parameter. Changed all callers.
7594 PR rtl-optimization/22258
7595 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7597 (try_combine): Use likely_spilled_retval_p.
7599 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7601 * config.gcc: Add crx-elf support.
7603 * doc/contrib.texi: Mention crx.
7604 * doc/extend.texi: Document crx extensions.
7605 * doc/install.texi: Document crx install.
7606 * doc/invoke.texi: Document crx options.
7607 * doc/md.texi: Document crx constraints.
7609 * config/crx/crx-protos.h: New file.
7610 * config/crx/crx.c: New file.
7611 * config/crx/crx.h: New file.
7612 * config/crx/crx.md: New file.
7613 * config/crx/crx.opt: New file.
7614 * config/crx/t-crx: New file.
7616 2005-07-22 Manfred Hollstein <mh@suse.com>
7618 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7620 (int_add_graph_edge): Likewise.
7621 (collapse_nodes): Likewise.
7622 (process_unification_queue): Likewise.
7624 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7625 Laurent GUERBY <laurent@guerby.net>
7627 PR tree-optimization/22336
7628 * function.c (record_block_change): Check for
7629 cfun->ib_boundaries_block.
7631 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7633 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7634 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7636 2005-07-21 DJ Delorie <dj@redhat.com>
7638 * toplev.c (warn_deprecated_use): Add warning control to warning
7640 * c-typeck.c (parser_build_binary_op): Likewise.
7641 (c_finish_if_stmt): Likewise.
7642 * c-common.c (check_function_sentinel): Likewise.
7643 (check_nonnull_arg): Likewise.
7645 2005-07-21 Richard Henderson <rth@redhat.com>
7648 * tree-complex.c (complex_ssa_name_components): New.
7649 (cvc_lookup): Allow entry not found.
7650 (create_components): Remove.
7651 (create_one_component_var, get_component_var): New.
7652 (get_component_ssa_name, set_component_ssa_name): New.
7653 (extract_component): Use get_component_ssa_name.
7654 (update_complex_components): Use set_component_ssa_name.
7655 (update_complex_components_on_edge): Likewise.
7656 (update_phi_components): Create new PHI nodes directly, instead
7657 of adding insns to edges.
7658 (tree_lower_complex): Allocate and free complex_variable_components
7659 and complex_ssa_name_components here.
7661 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7663 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7664 revert to returning false.
7666 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7669 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7671 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7674 * config/i386/i386.md (cmpxf): Change operand constraints
7675 to "nonmemory_operand".
7677 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7679 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7681 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7684 * fold-const.c (fold_build1): Add checksum for the operands.
7685 (fold_build2): Likewise.
7686 (fold_build3): Likewise.
7688 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7691 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7693 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7695 * common.opt (-fforward-propagate): Committed by mistake,
7698 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7700 * reg-stack.c: Fix comment typo(s).
7701 * tree-ssa-operands.c: Likewise.
7702 * tree-vectorizer: Likewise.
7704 2005-07-21 Nick Clifton <nickc@redhat.com>
7706 * config/sh/symbian.c: Replace C++ style line comments with C
7707 style line comments.
7708 (symbian_add_attribute): Do not use a ? operator on the LHS of
7710 (sh_symbian_handle_dll_attribute): Change the type of the
7711 method vector to "VEC(tree,gc)*" and use vector accessor
7712 macros to walk over the elements.
7713 (symbian_export_vtable_and_rtti_p): Likewise.
7714 (symbian_class_needs_attribute_p): Likewise.
7716 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7719 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7720 initialize targetm.resolve_overloaded_builtin here.
7721 (altivec_expand_overloaded_builtin): Make it non-static.
7722 * config/rs6000/rs6000-protos.h
7723 (altivec_expand_overloaded_builtin): New prototype.
7724 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7725 targetm.resolve_overloaded_builtin here.
7726 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7728 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7729 Zdenek Dvorak <dvorakz@suse.cz>
7731 PR tree-optimization/19210
7732 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7734 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7735 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7736 rely on unproven assumptions.
7737 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7738 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7739 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7740 to number_of_iterations_exit.
7741 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7742 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7743 * tree-ssa-loop-niter.c (find_loop_niter,
7744 estimate_numbers_of_iterations_loop): Likewise.
7745 (number_of_iterations_exit): Honor the new options.
7746 * doc/invoke.texi (Wunsafe-loop-optimizations,
7747 funsafe-loop-optimizations): Document them.
7749 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7751 PR rtl-optimization/22167
7752 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7754 2005-07-20 Adam Nemet <anemet@lnxw.com>
7756 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7757 __do_global_dtors_aux longcall.
7759 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7761 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7762 (old_special_pred_table): Don't reference
7763 SPECIAL_MODE_PREDICATES.
7764 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7765 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7766 * config/sh/predicates.h: Don't mention
7767 SPECIAL_MODE_PREDICATES.
7768 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7771 2005-07-20 DJ Delorie <dj@redhat.com>
7773 * config.gcc: Add m32c-elf support.
7775 * doc/contrib.texi: Mention m32c.
7776 * doc/extend.texi: Document m32c extensions.
7777 * doc/install.texi: Mention m32c.
7778 * doc/invoke.texi: Document m32c options.
7779 * doc/md.texi: Document m32c constraints.
7781 * config/m32c/addsub.md: New file.
7782 * config/m32c/bitops.md: New file.
7783 * config/m32c/cond.md: New file.
7784 * config/m32c/jump.md: New file.
7785 * config/m32c/m32c-lib1.S: New file.
7786 * config/m32c/m32c-lib2.c: New file.
7787 * config/m32c/m32c-modes.def: New file.
7788 * config/m32c/m32c-pragma.c: New file.
7789 * config/m32c/m32c-protos.h: New file.
7790 * config/m32c/m32c.abi: New file.
7791 * config/m32c/m32c.c: New file.
7792 * config/m32c/m32c.h: New file.
7793 * config/m32c/m32c.md: New file.
7794 * config/m32c/m32c.opt: New file.
7795 * config/m32c/minmax.md: New file.
7796 * config/m32c/mov.md: New file.
7797 * config/m32c/muldiv.md: New file.
7798 * config/m32c/predicates.md: New file.
7799 * config/m32c/prologue.md: New file.
7800 * config/m32c/shift.md: New file.
7801 * config/m32c/t-m32c: New file.
7803 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7805 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7806 (stack_protect_set, stack_protect_test): New expanders.
7807 (stack_protect_set_si, stack_protect_set_si_media,
7808 stack_protect_set_di_media, stack_protect_test_si,
7809 stack_protect_test_si_media, stack_protect_test_di_media):
7812 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7814 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7816 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7818 * tree.h (tree_expr_nonzero_p): Export.
7819 * fold-const.c (tree_expr_nonzero_p): Likewise.
7820 Return true for CALL_EXPRs that are alloca calls.
7821 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7823 * tree-flow.h (expr_computes_nonzero): Remove.
7824 * tree-vrp.c (expr_computes_nonzero): Remove.
7825 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7826 (extract_range_from_unary_expr): Likewise.
7827 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7828 tree_expr_nonzero_p.
7830 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7832 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7833 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7834 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7835 All callers changed.
7836 (frame_related_constant_load): New arg "related" which controls
7837 setting of RTX_FRAME_RELATED_P. All callers changed.
7838 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7839 (bfin_expand_prologue): Add stack limit checking.
7840 * config/bfin/bfin.md (trapifcc): New pattern.
7842 * config/bfin/bfin.c: Include "langhooks.h".
7843 (def_builtin): Go through lang_hooks to call builtin_function.
7845 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7846 * config/bfin/predicates.md (symbol_ref_operand): New.
7847 (call_insn_operand): Delete. All callers changed to use
7848 register_no_elim_operand.
7849 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7851 (function_arg): Use it to generate the call's operand 2.
7852 (bfin_longcall_p): New function.
7853 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7854 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7855 determine if the address needs to be in a REG.
7856 (bfin_handle_longcall_attribute): New function.
7857 (bfin_attribute_table): Add "longcall" and "shortcall".
7858 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7859 (CUMULATIVE_ARGS): New member call_cookie.
7860 (PREDICATE_CODES): Add symbol_ref_operand.
7861 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7862 extra USE to the pattern.
7863 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7864 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7865 sibcall_value_insn; now the new patterns handle direct calls and the
7866 old ones indirect calls.
7867 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7869 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7871 * doc/trouble.texi: Update section on handling of empty loops.
7873 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7875 * config.gcc: Remove support for sparc-*-openbsd*,
7876 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7878 * config.host: Remove support for i860-*-sysv4* as a host.
7879 * config/i860/*, config/ip2k/*, config/ns32k/*,
7880 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7881 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7882 mention obsolete ports.
7884 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7886 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7888 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7889 of frame_pointer_rtx.
7890 (sh_expand_epilogue): Likewise.
7891 (sh_set_return_address): Likewise.
7892 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7893 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7894 offsets from FRAME_POINTER_REGNUM.
7895 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7896 (sh_register_names): Add initializer for sfp.
7897 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7898 (VALID_REGISTER_P): Likewise.
7899 (FIRST_PSEUDO_REGISTER): Update.
7900 (DWARF_FRAME_REGISTERS): Define.
7901 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7902 (HARD_FRAME_POINTER_REGNUM): Define.
7903 (FRAME_POINTER_REGNUM): Redefine.
7904 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7905 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7906 from FRAME_POINTER_REGNUM.
7907 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7908 FRAME_POINTER_REGNUM.
7909 (REG_CLASS_CONTENTS): Add sfp.
7910 (REG_ALLOC_ORDER): Likewise.
7911 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7912 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7913 of frame_pointer_rtx.
7914 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7916 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7918 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7919 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7920 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7922 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7925 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7927 Make CONSTRUCTOR use VEC to store initializers.
7928 * c-common.c (complete_array_type): Update to cope with VEC in
7930 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7931 (pp_c_constructor_elts): New function.
7932 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7933 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7934 struct constructor_stack, struct initializer_stack,
7935 constructor_elements, push_init_level, pop_init_level,
7936 add_pending_init, find_init_member, output_init_element): Update to
7937 cope with VEC in CONSTRUCTOR_ELTS.
7938 * coverage.c (build_fn_info_value, build_ctr_info_value,
7939 build_gcov_info): Likewise.
7940 * expr.c (categorize_ctor_elements_1, store_constructor,
7941 expand_expr_real_1): Likewise.
7942 * fold-const.c (fold_ternary): Likewise.
7943 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7944 gimplify_init_constructor, gimplify_expr): Likewise.
7945 * tree-dump.c (dequeue_and_dump): Likewise.
7946 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7948 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7950 * tree-sra.c (generate_element_init_1): Likewise.
7951 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7952 * tree-ssa-operands.c (get_expr_operands): Likewise.
7953 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7954 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7955 (get_initial_def_for_reduction): Likewise.
7956 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7957 value handle in annotations.
7958 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7959 tree_node_structure): Add support for constr_kind.
7960 (build_vector_from_ctor, build_constructor_single,
7961 build_constructor_from_list): New functions.
7962 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7963 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7964 Update to cope with VEC in CONSTRUCTOR_ELTS.
7965 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7966 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7967 CONSTRUCTOR_APPEND_ELT): New macros.
7968 (struct constructor_elt, struct tree_constructor): New data types.
7969 (union tree_node): Add tree_constructor field.
7970 * treestruct.def: Define TS_CONSTRUCTOR.
7971 * varasm.c (const_hash_1, compare_constant, copy_constant,
7972 compute_reloc_for_constant, output_addressed_constants,
7973 initializer_constant_valid_p, output_constant,
7974 array_size_for_constructor, output_constructor): Update to cope with
7975 VEC in CONSTRUCTOR_ELTS.
7976 * vec.h (VEC_empty, VEC_copy): New macros.
7978 2005-07-19 Devang Patel <dpatel@apple.com>
7980 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7982 2005-07-19 Richard Henderson <rth@redhat.com>
7985 * gimplify.c (gimplify_expr): Use main variant type for the temp
7986 destination for a discarded volatile read.
7987 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7988 casts between non-void types that change volatility.
7990 2005-07-15 DJ Delorie <dj@redhat.com>
7992 * toplev.h: Add comment about the first parameter for warning().
7993 * errors.h: Likewise.
7995 * c.opt (Wpragmas): New.
7996 * doc/invoke.texi: Document it.
7998 * function.c (do_warn_unused_parameter): Add warning control to
8000 * c-decl.c (warn_if_shadowing): Likewise.
8001 * c-lex.c (cb_def_pragma): Likewise.
8002 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
8003 (pop_alignment): Likewise.
8004 (handle_pragma_pack): Likewise.
8005 (apply_pragma_weak): Likewise.
8006 (handle_pragma_weak): Likewise.
8007 (handle_pragma_redefine_extname): Likewise.
8008 (add_to_renaming_pragma_list): Likewise.
8009 (handle_pragma_extern_prefix): Likewise.
8010 (maybe_apply_renaming_pragma): Likewise.
8011 (handle_pragma_visibility): Likewise.
8013 * config/c4x/c4x-c.c (BAD): Likewise.
8014 (c4x_parse_pragma): Likewise.
8015 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
8016 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
8017 (rs6000_pragma_longcall): Likewise.
8018 * config/v850/v850-c.c (pop_data_area): Likewise.
8019 (ghs_pragma_section): Likewise.
8020 (ghs_pragma_section): Likewise.
8021 (ghs_pragma_interrupt): Likewise.
8022 (ghs_pragma_starttda): Likewise.
8023 (ghs_pragma_startsda): Likewise.
8024 (ghs_pragma_startzda): Likewise.
8025 (ghs_pragma_endtda): Likewise.
8026 (ghs_pragma_endsda): Likewise.
8027 (ghs_pragma_endzda): Likewise.
8029 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8030 Kenneth Zadeck <zadeck@naturalbridge.com>
8032 * Makefile.in: Removed tree-promote-statics.c
8033 * tree-promote-statics.c: Removed.
8034 * common.opt: Removed flag-promote-statics.
8036 * passes.c: Removed tree-promote-statics pass.
8037 * tree-pass.h: Ditto.
8038 * timevar.def: Removed TV_PROMOTE_STATICS.
8041 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8043 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8045 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8047 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8050 * c-common.c (check_function_arguments): Call
8051 'check_function_format' if either -Wformat or
8052 -Wmissing-format-attribute are specified.
8053 * c-format.c (check_function_format): Check -Wformat before
8054 calling 'check_format_info'.
8055 * c-opts.c (c_common_post_options): Don't warn for
8056 -Wmissing-format-attribute without -Wformat.
8057 * c-typeck.c (convert_for_assignment): Detect additional cases for
8058 -Wmissing-format-attribute.
8059 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8062 2005-07-19 Richard Guenther <rguenther@suse.de>
8064 * config/i386/i386.md (lrint<mode>2): Use temporary
8065 instead of clobbering non-existent memory.
8067 2005-07-19 Nick Clifton <nickc@redhat.com>
8069 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8070 statement to avoid displaying ASCII control characters.
8072 2005-07-19 Ben Elliston <bje@au.ibm.com>
8074 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8075 * cfganal.c (find_edge_index): Ditto.
8076 * combine.c (combine_instructions): Ditto.
8077 * ddg.c (create_scc): Ditto.
8078 (find_successors): Ditto.
8079 (find_predecessors): Ditto.
8080 (find_nodes_on_paths): Ditto.
8081 (longest_simple_path): Ditto.
8082 * flow.c (update_life_info): Ditto.
8083 (count_or_remove_death_notes): Ditto.
8084 (clear_log_links): Ditto.
8085 * modulo-sched.c (generate_reg_moves): Ditto.
8086 (find_max_asap): Ditto.
8087 (find_max_hv_min_mob): Ditto.
8088 (find_max_dv_min_mob): Ditto.
8089 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8090 * sched-rgn.c (extract_edgelst): Ditto.
8091 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8092 (dump_update_ssa): Ditto.
8093 (ssa_names_to_replace) Ditto.
8094 (switch_virtuals_to_full_rewrite): Ditto.
8095 (update_ssa): Ditto.
8096 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8098 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8100 Fix PR tree-optimization/22483
8102 * tree-complex.c (create_components): Use
8103 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8104 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8105 * tree-flow.h (safe_referenced_var_iterator): New structure.
8106 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8107 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8108 safe_referenced_var iterator.
8109 (add_type_alias): Ditto.
8111 2005-07-19 Steven Bosscher <stevenb@suse.de>
8113 * loop-init.c (rest_of_handle_loop2): Remove.
8114 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8115 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8116 (pass_rtl_loop_init, pass_rtl_loop_done,
8117 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8118 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8119 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8120 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8121 pass_tree_loop_done, and pass_tree_unswitch.
8122 (gate_loop): Rename to gate_tree_loop.
8123 * passes.c (init_optimization_passes): Update for renamed tree
8124 loop passes. Add the new loop2 passes as subpasses of loop2.
8125 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8126 Update for the renamed tree loop passes.
8128 2005-07-18 Ian Lance Taylor <ian@airs.com>
8131 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8132 blocks when optimizing.
8134 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8136 * common.opt (frename-registers): Initialize to 2.
8138 (fgcse-after-reload): Ditto.
8139 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8140 (process_options): Only change flag_web, flag_rename_registers,
8141 and flag_rerun_cse_after_loop if not explicitly set by user.
8143 2005-07-18 Jan Beulich <jbeulich@novell.com>
8145 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8146 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8147 in 64-bit mode the same as DImode in 32-bit mode.
8148 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8149 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8150 mode. Add new mode parameter.
8151 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8152 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8153 x86_64_shift_adj): New expanders.
8154 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8155 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8157 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8158 DImode shift splitters.
8159 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8160 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8163 2005-07-18 Jan Beulich <jbeulich@novell.com>
8165 * i386.md (movdi_extzv_1): New.
8166 (zero_extendhidi2): Combine alternatives and never force use of
8168 (zero_extendqidi2): Likewise. Don't restrict input selection.
8170 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8172 Fix PR tree-optimization/22531
8173 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8176 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8178 * tree-promote-statics.c (pass_promote_statics): Change dump file
8181 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8183 * tree-optimize.c (init_tree_optimization_passes): Add
8184 pass_eliminate_useless_stores pass.
8185 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8186 * tree-ssa-pre.c (is_copy_stmt): New function.
8187 (follow_copies_till_vuse): Ditto.
8188 (do_eustores): Ditto.
8189 (gate_eustores): Ditto.
8191 2005-07-16 Richard Henderson <rth@redhat.com>
8193 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8195 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8196 Kenneth Zadeck <zadeck@naturalbridge.com>
8198 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8199 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8200 ipa-type-escape.h, tree-promote-statics.c
8201 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8202 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8203 tree-promote-statics.c: new files.
8204 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8205 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8206 int nonlocal_set_p, mark_constant_function): Deleted.
8207 (rest_of_handle_cfg): Removed call to mark_constant_function.
8208 (nonoverlapping_component_refs_p): Added calls to support
8209 type based aliasing.
8210 * tree-ssa-alias.c (may_alias_p,
8211 compute_flow_insensitive_aliasing): Ditto.
8212 * calls.c (flags_from_decl_or_type): Removed reference to
8214 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8215 too many arguments. This is necessary for Spec 2000.
8216 * cgraph.h (const_function, pure_function): Removed.
8217 * common.opt: Added "fipa-pure-const", "fipa-reference",
8218 "fipa-type-escape", and "ftree-promote-static".
8220 * passes.c: Added ipa and tree-promote-statics passes.
8221 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8222 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8223 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8224 * tree-flow.h: Added exposed sra calls and addition of
8225 reference_vars_info field for FUNCTION_DECLS.
8226 * tree-pass.h: Added passes.
8227 * tree-sra.c: (sra_init_cache): New function.
8228 (sra_insert_before, sra_insert_after) Made public.
8229 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8231 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8232 aliasing. (may_alias_p): Added code to use type escape analysis to
8234 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8235 code to prune clobbers of static variables based on information
8236 produced in ipa-reference pass. Changed call clobbering so that
8237 statics are not marked as clobbered if the call does not clobber
8240 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8242 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8245 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8247 * doc/install.texi (*-*-solaris2*): Document recommended version
8248 of GNU binutils and mention GNU linker problem on Solaris 10.
8250 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8253 * c-decl.c (c_build_bitfield_integer_type): New function.
8254 (finish_struct): Call it.
8255 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8257 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8259 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8262 2005-07-16 Jan Hubicka <jh@suse.cz>
8264 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8265 (scale_bbs_frequencies_int): Watch roundoff errors.
8266 * predict.c (return_prediction): Initialize return_stmt.
8268 2005-07-16 Jan Hubicka <jh@suse.cz>
8270 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8271 after RTL profiling.
8273 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8276 * fold-const.c (build_range_check): Convert high/low to etype
8277 if we are only comparing against exp.
8279 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8281 Fix PR tree-optimization/22376
8282 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8284 (need_to_solve): New function.
8285 (compute_points_to_sets): Use it.
8287 2005-07-15 Jan Hubicka <jh@suse.cz>
8289 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8290 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8292 2005-07-15 Richard Guenther <rguenther@suse.de>
8294 * c-common.c (handle_flatten_attribute): New function.
8295 Add flatten function attribute.
8296 * doc/extend.texi: Document flatten function attribute.
8297 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8298 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8300 (cgraph_decide_inlining): Handle functions with flatten
8303 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8305 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8306 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8307 UNSPEC_XCHG, UNSPEC_AND): New.
8308 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8309 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8310 * config/rs6000/sync.md (FETCHOP): New code macro.
8311 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8313 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8314 (sync_compare_and_swap<mode>): Same.
8315 (sync_lock_test_and_set<mode>): Same.
8316 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8317 for QImode and HImode, and not PPC405.
8318 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8319 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8320 (sync_<fetchop>{si,di}_internal): New.
8321 (sync_nand{si,di}_internal): New.
8322 (sync_old_<fetchop>{si,di}_internal): New.
8323 (sync_old_nand{si,di}_internal): New
8324 (sync_new_<fetchop>{si,di}_internal): New.
8325 (sync_new_nand{si,di}_internal): New.
8326 (atomic_and{si,di}): New.
8327 (sync_new_nand{si,di}_internal): New.
8328 (atomic_and{si,di}): New.
8329 (sync_add<mode>_internal): Delete.
8330 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8331 (sync_sub<mode>_internal): Delte.
8332 (sync_subshort_internal): New.
8333 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8334 (sync_anddi_internal): Delete.
8335 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8336 (sync_booldi_internal): Delete.
8337 (sync_boolc<mode>_internal): Delete.
8338 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8339 (sync_boolc<mode>_internal2): Delete.
8340 (sync_boolcc<mode>_internal): Delete.
8341 (isync, lwsync): Use unspec instead of unspec_volatile.
8342 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8343 Revert UNSPEC_VOLATILE.
8344 (rs6000_split_atomic_op): New.
8345 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8347 2005-07-14 Eric Christopher <echristo@redhat.com>
8349 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8350 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8352 2005-07-14 Eric Christopher <echristo@redhat.com>
8354 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8356 2005-07-14 Steven Bosscher <stevenb@suse.de>
8358 PR tree-optimization/22230
8359 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8360 the computation of the four cross productions for "range op range".
8362 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8363 Ulrich Weigand <uweigand@de.ibm.com>
8366 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8369 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8371 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8373 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8375 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8377 2005-07-14 Richard Guenther <rguenther@suse.de>
8380 * config/i386/i386-protos.h (ix86_function_value): Change
8381 prototype to match new target hook.
8382 * config/i386/i386.c (ix86_value_regno): Change prototype
8383 to take extra type argument.
8384 (TARGET_FUNCTION_VALUE): Define.
8385 (ix86_function_ok_for_sibcall): Pass extra argument to
8386 ix86_value_regno, check return slot rtx for exact match.
8387 (ix86_function_value): Take extra parameter. Dispatch to
8388 ix86_value_regno with fndecl/fntype as provided.
8389 (ix86_value_regno): Handle extra type argument.
8390 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8392 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8393 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8394 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8395 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8396 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8398 2005-07-14 Richard Guenther <rguenther@suse.de>
8400 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8401 * calls.c (expand_call): Pass fntype to hard_function_value.
8402 (emit_library_call_value_1): Likewise.
8403 * explow.c: Include target.h.
8404 (hard_function_value): Take extra argument, the fntype.
8405 Use new target hook for function_value.
8406 * expr.h (hard_function_value): Change prototype.
8407 * function.c (aggregate_value_p): Pass 0 as fntype to
8408 hard_function_value.
8409 (assign_parms): Use new target hook for function_value.
8410 Pass 0 as fntype to hard_function_value.
8411 (expand_function_end): Likewise.
8412 * reg-stack.c: Include target.h.
8413 (stack_result): Use new target hook for function_value.
8414 * target-def.h: New target hook function_value.
8415 * target.h: Likewise.
8416 * targhooks.c (default_function_value): New function.
8417 * targhooks.h (default_function_value): Declare.
8419 2005-07-13 Ian Lance Taylor <ian@airs.com>
8421 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8423 2005-07-14 Jan Hubicka <jh@suse.cz>
8425 * tree-dfa.c (dump_variable): Use default_def function.
8426 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8427 * tree-ssa.c (verify_use): Likewise.
8428 * tree-ssanames.c (release_ssa_name): Likewise.
8429 * tree-tailcall.c (eliminate_tail_call): Likewise.
8430 (tree_optimize_tail_calls_1): Likewise.
8431 * tree-vrp.c (get_value_range): Likewise.
8433 2005-07-14 Ben Elliston <bje@au.ibm.com>
8435 * gcc.c (main): Compare language[0] with '*' when iterating over
8438 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8440 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8441 "s390_emit_compare". Add handling of CCZ1mode.
8442 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8443 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8445 (s390_branch_condition_mask): Add CCZ1mode handling.
8446 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8447 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8448 Use CCZ1mode instead of CCZmode.
8449 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8451 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8453 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8455 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8457 2005-07-13 Eric Christopher <echristo@redhat.com>
8459 * config/mips/mips.c (mips_canonicalize_comparison): New.
8460 (mips_emit_int_relational): Use.
8462 2005-07-13 Eric Christopher <echristo@redhat.com>
8464 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8466 * config/s390/s390.md: Include tpf.md. Move tpf specific
8468 * config/s390/tpf.md: To here.
8469 * config/s390/s390.opt: Move tpf specific options...
8470 * config/s390/tpf.opt: to here. Add mmain option.
8471 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8472 * config/s390/tpf.h: Rewrite.
8474 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8476 * doc/tm.texi: Remove @xref{Cross-profiling}.
8478 2005-07-13 Jeff Law <law@redhat.com>
8480 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8481 expressions, test their _DECL operands for pointer equality rather
8482 than using operand_equal_p.
8484 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8486 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8487 (TARGET_POSIX_IO): This.
8488 * config/darwin.h: Likewise.
8489 * config/freebsd.h: Likewise.
8490 * config/linux.h: Likewise.
8491 * config/lynx.h: Likewise.
8492 * config/netbsd.h: Likewise.
8493 * config/rs6000/linux64.h: Likewise.
8494 * config/rs6000/linux.h: Likewise.
8495 * config/s390/tpf.h: Likewise.
8496 * config/sh/embed-elf.h: Likewise.
8497 * config/sparc/linux64.h: Likewise.
8498 * config/sparc/linux.h: Likewise.
8499 * config/svr4.h: Likewise.
8500 * gcov-io.h: Likewise.
8502 * doc/tm.texi: Updated.
8504 * libgcov.c (create_file_directory): Defined only if
8505 TARGET_POSIX_IO is defined.
8506 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8509 2005-07-13 Jan Hubicka <jh@suse.cz>
8511 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8513 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8515 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8516 structure as argument.
8518 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8520 PR tree-optimization/21921
8521 * tree-iterator.c (tsi_link_before): Support the case when
8522 tsi_end_p (tsi) == true.
8524 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8526 PR tree-optimization/22442
8527 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8530 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8532 PR rtl-optimization/20376
8533 * toplev.c (process_options): Enable -fweb and -frename-registers when
8535 * doc/invoke.texi: Update the information about when -fweb and
8536 -frename-registers are enabled.
8538 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8541 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8542 if *rhs_p is not a SSA_NAME.
8544 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8546 Fix PR tree-optimization/22422
8547 * tree-ssa-structalias.c (struct variable_info): Add flag for
8549 (get_varinfo): Now a static function.
8550 (new_varinfo): init has_union and is_special_var to false.
8551 (solution_set_add): Check has_union.
8552 (do_da_constraint): Move temporary variable so it gets reset
8554 Also check for special variable.
8555 (do_ds_constraint): Ditto.
8556 (do_sd_constraint): Ditto.
8557 (do_structure_copy): Check for special variable.
8558 (find_func_aliases): Ditto.
8559 (init_base_vars): Set special vars properly.
8561 2005-07-13 Jan Hubicka <jh@suse.cz>
8563 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8566 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8567 (get_expr_operands): Fix thinko wrt flags and subvars.
8569 PR tree-optimize/22379
8570 * tree-inline.c (expand_call_inline): Do not output sorry in early
8573 2005-07-12 Dale Johannesen <dalej@apple.com>
8575 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8577 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8580 * host-linux.h: Include limits.h.
8582 2005-07-12 Dale Johannesen <dalej@apple.com>
8584 * expr.c (compress_float_constant): Add cost check.
8585 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8587 2005-07-12 Dale Johannesen <dalej@apple.com>
8589 * gcc.target/i386/compress-float-sse.c: New.
8590 * gcc.target/i386/compress-float-sse-pic.c: New.
8591 * gcc.target/i386/compress-float-387.c: New.
8592 * gcc.target/i386/compress-float-387-pic.c: New.
8593 * gcc.dg/compress-float-ppc.c: New.
8594 * gcc.dg/compress-float-ppc-pic.c: New.
8596 2005-07-12 Eric Christopher <echristo@redhat.com>
8598 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8600 * config/s390/s390.md: Include tpf.md. Move tpf specific
8602 * config/s390/tpf.md: To here.
8603 * config/s390/s390.opt: Move tpf specific options...
8604 * config/s390/tpf.opt: to here. Add mmain option.
8605 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8606 * config/s390/tpf.h: Rewrite.
8608 2005-07-12 Eric Christopher <echristo@redhat.com>
8610 * gcc.c (struct infile): Update comment for language.
8611 (main): Rewrite input file resetting code.
8613 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8616 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8617 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8618 (lookup_avail_expr): Use constant_boolean_node instead
8619 of boolean_false_node/boolean_true_node.
8621 2005-07-12 Ben Elliston <bje@au.ibm.com>
8623 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8624 and use it when printing num_edges.
8626 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8628 * doc/extend.texi (Blackfin Built-in Functions): New section.
8629 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8632 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8634 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8635 s/cmpstrsi/cmpstrnsi
8636 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8638 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8639 (init_optabs): Initialize cmpstrn_optab.
8640 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8641 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8642 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8643 * config/i386/i386.md: s/cmpstr/cmpstrn
8644 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8645 * doc/md.texi: Update documentation.
8647 2005-07-11 Richard Henderson <rth@redhat.com>
8649 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8650 build_va_arg_indirect_ref.
8651 (alpha_gimplify_va_arg): Likewise.
8652 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8653 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8654 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8655 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8656 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8657 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8659 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8661 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8663 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8664 * passes.c (init_optimization_passes): Add pass_empty_loop.
8665 * tree-pass.h (pass_empty_loop): Declare.
8666 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8667 try_remove_empty_loop, remove_empty_loops): New functions.
8668 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8669 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8671 2005-07-12 Peter Barada <peter@the-baradas.com>
8675 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8676 in address registers.
8677 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8678 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8679 alternative of addsi3_5200.
8681 2005-07-11 Ian Lance Taylor <ian@airs.com>
8683 * config/mips/mips.md (ffs<mode>2): Remove.
8685 2005-07-11 Ian Lance Taylor <ian@airs.com>
8687 * doc/tree-ssa.texi (Cleanups): Improve description of
8689 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8691 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8693 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8694 * tree.h (DECL_ARGUMENT_FLD): New macro.
8696 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8698 Fix PR tree-optimization/22404
8700 * tree-ssa-structalias.c (create_variable_info_for): Use
8703 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8705 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8706 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8707 for second comparison operand.
8708 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8710 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8711 (define_insn_reservation "alu"): Likewise.
8712 (csync, ssync): Now of type sync.
8713 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8714 -mcsync-anomaly -mspecld-anomaly.
8715 * config/bfin/bfin.opt (mcsync): Remove.
8716 (mcsync-anomaly, mspecld-anomaly): Add.
8717 * config/bfin/bfin.c: Include "insn-codes.h".
8718 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8719 (TARGET_DEFAULT_TARGET_FLAGS): New.
8720 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8722 2005-07-11 Steven Bosscher <stevenb@suse.de>
8724 * basic-block.h: Give the BB flags enum a name, bb_flags.
8725 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8726 * cfgcleanup.c (enum bb_flags): Remove here.
8727 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8728 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8729 (update_forwarder_flag): Likewise.
8730 (thread_jump): Likewise.
8731 (try_forward_edges): Likewise.
8732 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8733 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8734 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8736 2005-07-11 Richard Guenther <rguenther@suse.de>
8738 * config/i386/i386.opt: New target option -msseregparm.
8739 * config/i386/i386.c (override_options): Error out for
8740 -msseregparm but no SSE support.
8741 (ix86_function_sseregparm): Check for global sseregparm.
8742 * doc/invoke.texi: Document -msseregparm.
8744 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8746 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8747 (m32rle-*-linux*): Ditto.
8749 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8751 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8752 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8755 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8759 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8760 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8762 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8764 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8765 (varmap): Heapify varmap.
8766 (constraints): Heapify constraints.
8767 (struct constraint_graph): Heapify succs and preds.
8768 (constraint_vec_find): Update for heapification.
8769 (constraint_set_union): Ditto.
8770 (insert_into_complex): Ditto.
8771 (constraint_edge_vec_find): Ditto.
8772 (erase_graph_self_edge): Ditto.
8773 (add_graph_edge): Ditto.
8774 (get_graph_weights): Ditto.
8775 (merge_graph_nodes): Ditto.
8776 (build_constraint_graph): Ditto.
8777 (topo_visit): Ditto.
8778 (solve_graph): Ditto.
8779 (create_variable_info_for): Ditto.
8780 (init_base_vars): Ditto.
8781 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8782 (condese_varmap_nodes): Free complex vector.
8783 (clear_edges_for_node): Clear succs and preds vector.
8785 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8787 * tree-ssa-structalias.c (update_alias_info): Change counting of
8788 references to not include vdefs.
8790 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8792 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8795 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8797 * pa.c (pa_commutative_p): Make PLUS commutative when
8798 TARGET_NO_SPACE_REGS is true.
8800 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8802 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8803 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8804 * tree-dfa.c (dump_subvars_for): New.
8805 (debug_subvars_for): New.
8806 (dump_variable): Show subvariables if VAR has them.
8807 * tree-flow-inline.h (get_subvar_at): New.
8808 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8809 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8811 (struct subvar): Change fields offset and size to unsigned
8813 (dump_subvars_for): Declare.
8814 (debug_subvars_for): Declare.
8815 (get_subvar_at): Declare.
8816 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8817 to unsigned HOST_WIDE_INT *.
8818 (overlap_subvar): Likewise.
8819 * tree-gimple.c (is_gimple_reg): Always return false for
8820 SFTs and memory tags.
8821 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8823 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8824 (compute_may_aliases): Call compute_points_to_sets.
8825 (collect_points_to_info_for): Remove.
8826 (compute_points_to_and_addr_escape): Remove.
8827 (delete_alias_info): Call delete_points_to_sets.
8828 (compute_flow_sensitive_aliasing): If the call to
8829 find_what_p_points_to returns false, call set_pt_anything.
8830 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8831 (set_pt_anything): Clear pi->pt_vars.
8832 (set_pt_malloc): Remove.
8833 (merge_pointed_to_info): Remove.
8834 (add_pointed_to_expr): Remove.
8835 (add_pointed_to_var): Remove.
8836 (collect_points_to_info_r): Remove.
8837 (is_escape_site): Make extern.
8839 (create_overlap_variables_for): Call it.
8840 * tree-ssa-copy.c (merge_alias_info): Never merge
8841 flow-sensitive alias information.
8842 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8843 offset and size to be unsigned HOST_WIDE_INT.
8844 (add_to_addressable_set): Rename from note_addressable.
8845 Set TREE_ADDRESSABLE as the variables are added to the set.
8847 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8848 operands into VUSEs when adding V_MAY_DEFs for members in an
8850 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8851 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8852 (struct variable_info): Add bitfield is_heap_var.
8853 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8854 (new_var_info): Initialize is_heap_var.
8855 (get_constraint_for): Add HEAP variables to the symbol table.
8856 Mark them with is_heap_var.
8857 (update_alias_info): New. Taken mostly from the old
8858 compute_points_to_and_addr_escape.
8859 (handle_ptr_arith): New.
8860 (find_func_aliases): Call update_alias_info.
8861 Call handle_ptr_info for tcc_binary expressions.
8862 Call mark_stmt_modified.
8863 (create_variable_info_for): If DECL has subvars, do not create
8864 variables for its subvars. Always add all the fields.
8865 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8866 SFTs, then add all the SFTs of the structure.
8867 If VI->DECL is an aggregate with subvariables, add the SFT at
8869 (find_what_p_points_to): If VI is an artificial variable,
8870 translate to bitfields in SSA_NAME_PTR_INFO.
8871 If the solution is empty, set pi->pt_vars to NULL
8872 (init_base_vars): Create ANYOFFSET.
8873 (compute_points_to_sets): Rename from create_alias_vars.
8875 (pass_build_pta): Remove.
8876 (delete_points_to_sets): Rename from delete_alias_vars.
8877 (pass_del_pta): Remove.
8878 * tree-ssa-structalias.h (struct alias_info): Move from
8880 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8881 NUM_REFERENCES_SET): Likewise.
8882 (compute_points_to_sets, delete_points_to_sets): Declare.
8884 2005-07-09 Richard Henderson <rth@redhat.com>
8886 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8887 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8888 alpha_split_lock_test_and_set_12): New functions.
8889 * config/alpha/alpha-protos.h: Update.
8890 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8891 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8892 * config/alpha/sync.md (I12MODE): New.
8893 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8894 (sync_<fetchop_name><I48MODE>): Likewise.
8895 (sync_nand<I48MODE>): Likewise.
8896 (sync_old_<fetchop_name><I48MODE>): Likewise.
8897 (sync_new_<fetchop_name><I48MODE>): Likewise.
8898 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8899 (sync_compare_and_swap<I48MODE>): Likewise.
8900 (sync_lock_test_and_set<I48MODE>): Likewise.
8901 (sync_compare_and_swap<I12MODE>): New.
8902 (sync_compare_and_swap<I12MODE>_1): New.
8903 (sync_lock_test_and_set<I12MODE>): New.
8904 (sync_lock_test_and_set<I12MODE>_1): New.
8906 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8910 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8912 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8914 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8915 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8917 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8920 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8922 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8924 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8925 memory_operand constraint.
8926 (store_conditional_<mode>): Same.
8927 (sync_compare_and_swap<mode>): Same.
8928 (sync_lock_test_and_set<mode>): Same.
8930 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8932 Rewrite PIC support to more closely model actual instructions.
8933 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8934 (cris_symbol): Remove prototypes for removed functions.
8935 (cris_pic_symbol_type_of, cris_valid_pic_const)
8936 (cris_expand_pic_call_address): Prototypes for new functions.
8937 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8939 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8941 <case ':'>: Add case for new punctuation character.
8942 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8943 emitting (extra) PIC modifier.
8944 <case UNSPEC>: Do not assert for PLT.
8945 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8946 (cris_expand_prologue, cris_expand_epilogue): Check
8947 for pic_offset_table_rtx usage instead of taking
8948 current_function_uses_pic_offset_table as the final word.
8949 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8950 Remove flag_pic difference.
8951 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8952 the moral equivalents of...
8953 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8955 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8956 (cris_handle_option): Mark ARG as unused.
8957 (cris_expand_pic_call_address): New worker function for "call",
8959 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8960 output PIC constructs here.
8961 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8962 as symbol-specific modifers, not whole or part of operands.
8963 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8964 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8965 constants and flag_pic.
8966 (CONSTANT_INDEX_P): Adjust for new functions.
8967 (enum cris_pic_symbol_type): New helper type.
8968 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8969 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8970 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8972 ("movsi"): Emit actual instructions for GOT and relative access.
8973 ("*movsi_got_load"): New pattern to set up the register holding
8975 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8976 Adjust FIXME for 'S'.
8977 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8978 Use "movs" for -fpic cases.
8979 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8980 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8981 ("call", "call_value"): Just call cris_expand_pic_call_address for
8983 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8984 Remove special pattern.
8985 ("*expanded_call_side", "*expanded_call_value_side"): New
8987 (gotplt-to-plt, gotplt-to-plt-side-call)
8988 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8990 * config/cris/cris/predicates.md
8991 ("cris_general_operand_or_gotless_symbol"): Remove unused
8993 ("cris_general_operand_or_symbol"): Adjust for new functions.
8995 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8997 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8999 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
9001 * Makefile.in (TREE_H): Add treestruct.def.
9002 (c-decl.o): Add pointer-set.h
9003 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
9004 visibility on regular DECL's.
9005 (merge_decls): Fix the copying of decl nodes of various types for
9006 the new structures. Don't update RTL, section name, weak status,
9007 etc, on DECL's without RTL.
9008 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
9009 Don't check volatile on non-variable types.
9010 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
9011 to check whether we have seen arguments.
9012 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
9013 flag is checked before field (flag is common, field is not).
9014 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
9015 TS_DECL_COMMON could have an origin.
9016 (add_location_or_const_value_attribute): Don't check section name
9017 on non-var/function decls.
9018 (dwarf2out_var_location): Reverse order of tests.
9019 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9020 with DECL_WRTL_CHECK.
9021 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9022 * fold-const.c (fold_binary): Don't check weakness on
9023 non-var/function decls.
9024 (tree_expr_nonzero_p): Ditto.
9025 (fold_checksum_tree): Use tree_decl_extra as sizeof
9027 * ggc-page.c (extra_order_size_table): Add sizes for
9028 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9030 * gimplify.c (gimplify_bind_expr): Only set
9031 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9032 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9034 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9035 * langhooks.h (init_ts). New langhook.
9036 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9037 * print-tree.c (print_node): Update to only print fields that
9038 exist in the structures the passed decl has.
9039 * toplev.c (wrapup_global_declarations): Don't reset
9040 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9041 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9042 * tree-inline.c (remap_decl): Ditto.
9043 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9044 * tree-pretty-print.c (print_declaration): Don't print
9045 DECL_REGISTER on things that don't contain it.
9046 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9047 non-var/function decls.
9048 * tree.c (tree_contains_struct): New structure.
9049 (init_priority_for_decl): New hashtable.
9050 (tree_int_map): New structure.
9051 (tree_int_map_eq): New function.
9052 (tree_int_map_marked_p): Ditto.
9053 (tree_int_map_hash): Ditto.
9054 (tree_map): Move to tree.h.
9055 (tree_map_eq): Externalize.
9056 (tree_map_hash): Ditto.
9057 (tree_map_marked_p): Ditto.
9058 (init_ttree): Set up tree_contains_struct and call langhook.
9059 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9060 (tree_code_size): Update for new structures.
9061 (tree_node_structure): Update for new structures.
9062 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9064 (copy_node_stat): Copy init priority.
9065 (build_decl_stat): Ditto for visibility.
9066 (ts_enum_names): New.
9067 (tree_contains_struct_check_failed): New function.
9068 (decl_init_priority_lookup): Ditto.
9069 (decl_init_priority_insert): Ditto.
9070 * treestruct.def: New file.
9071 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9072 (CONTAINS_STRUCT_CHECK): Ditto.
9073 (tree_contains_struct_check_failed): New prototype.
9074 (DECL_CHECK): Removed.
9075 (DECL_MINIMAL_CHECK): New.
9076 (DECL_COMMON_CHECK): Ditto.
9077 (DECL_WRTL_CHECK): Ditto.
9078 (DECL_NON_COMMON_CHECK): Ditto.
9079 (DECL_WITH_VIS_CHECK): Ditto.
9080 (VAR_OR_FUNCTION_DECL_P): Ditto
9081 (struct tree_decl_minimal): New structure.
9082 (struct tree_decl_common): Ditto.
9083 (struct tree_decl_with_rtl): Ditto.
9084 (struct tree_decl_with_vis): Ditto.
9085 (struct tree_decl_non_common): Ditto.
9086 (struct tree_field_decl): Ditto.
9087 (struct tree_parm_decl): Ditto.
9088 (struct tree_var_decl): Ditto.
9089 (struct tree_function_decl): Ditto.
9090 (struct tree_const_decl): Ditto.
9091 (struct tree_result_decl): Ditto.
9092 (union tree_node): Add new structures.
9093 * var-tracking.c (track_expr_p): Reverse order of tests.
9095 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9097 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9099 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9100 * system.h: Poison FINALIZE_PIC.
9101 * doc/tm.texi (FINALIZE_PIC): Remove.
9103 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9106 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9107 to the correct type if we have a MODIFY_EXPR.
9109 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9111 PR tree-optimization/22360
9112 * tree.c (upper_bound_in_type): Fix calculations for casting
9113 to a non-wider signed type and casting a signed value to a
9114 wider unsigned type.
9115 (lower_bound_in_type): Fix calculations for casting to a
9116 non-wider signed type.
9118 PR tree-optimization/20139
9119 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9121 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9122 fold_cond_expr_cond.
9123 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9124 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9126 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9129 * tree-complex.c (expand_complex_libcall): Produce
9130 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9132 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9134 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9135 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9136 b" assert and inserted fastpath code for this case.
9137 (bitmap_ior): Removed "a != b" assert.
9139 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9141 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9142 (ENDFILE_SPEC): Likewise.
9143 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9145 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9146 a large stack frame at epilogue.
9148 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9150 * final.c: Include sdbout.h when required.
9152 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9154 * config.gcc (*-*-darwin*): Only one target-specific header file
9156 (powerpc-*-darwin*): Add version-specific header files.
9157 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9158 * config.in: Regenerate.
9159 * configure: Regenerate.
9160 * gcc.c: Include xregex.h.
9161 (version_compare_spec_function): New.
9162 (spec_function): Add version-compare.
9163 (replace_outfile_spec_function): Reformat comment.
9164 (compare_version_strings): New.
9165 * config/darwin-c.c (version_as_macro): New.
9166 (builtin_define): New.
9167 (darwin_cpp_builtins): New.
9168 * config/darwin-protos.h (darwin_cpp_builtins): New.
9169 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9170 (LIB_SPEC): Make unconditional, update comment.
9171 (TARGET_C99_FUNCTIONS): Define.
9172 * config/darwin.opt: Sort.
9173 (mmacosx-version-min=): New.
9174 * config/darwin7.h: Delete.
9175 * config/darwin8.h: Delete.
9176 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9177 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9178 (TARGET_C99_FUNCTIONS): Define.
9179 * config/rs6000/darwin7.h: New.
9180 * config/rs6000/darwin8.h: New.
9181 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9182 (-mmacosx-version-min): Document.
9184 2005-07-07 Ian Lance Taylor <ian@airs.com>
9186 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9188 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9191 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9193 2005-07-07 Khem Raj <kraj@mvista.com>
9195 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9196 in bytes, not words.
9198 2005-07-07 Paul Brook <paul@codesourcery.com>
9200 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9201 DEFAULT_FUNCTION_ARG_PADDING to upward.
9203 2005-07-07 Richard Henderson <rth@redhat.com>
9205 * function.c (locate_and_pad_parm): Record parameter alignment in
9206 stack_alignment_needed.
9208 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9210 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9211 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9212 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9213 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9214 (define_attr "type"): Add isync, sync, load_l, store_c.
9215 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9216 Create scratch volatile MEM.
9217 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9219 (load_locked_<mode>): New.
9220 (store_conditional_<mode>): New.
9221 (sync_compare_and_swap<mode>): Replace with splitter.
9222 (sync_lock_test_and_set<mode>): Replace with splitter.
9223 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9225 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9226 is ics. Attribute isync.
9227 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9229 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9230 and UNSPECV_SYNC_OP.
9231 (emit_unlikely_jump): New.
9232 (emit_load_locked): New.
9233 (emit_store_conditional): New.
9234 (rs6000_split_compare_and_swap): New.
9235 (rs6000_split_lock_test_and_set): New.
9236 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9237 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9238 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9239 rs6000_split_lock_test_and_set): Declare.
9240 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9241 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9242 store_c, isync, sync.
9244 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9246 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9247 filenames to gtyp-gen.h.
9248 (s-typ-gen): Use it in place of for loops.
9250 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9252 * hooks.c (hook_bool_rtx_int_false): New function.
9253 * hooks.h (hook_bool_rtx_int_false): Declare.
9254 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9255 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9256 * target.h (struct gcc_target): Add commutative_p member.
9257 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9258 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9259 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9260 (pa_commutative_p): New function.
9261 * jump.c (target.h): Include.
9262 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9263 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9265 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9267 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9268 (s390_expand_setmem): New.
9269 * config/s390/s390.c: Likewise.
9270 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9272 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9273 general_operand. Call new function "s390_expand_setmem".
9274 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9275 ("setmem_long", "*setmem_long"): ... this.
9277 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9279 * config/s390/s390.c: (optimization_options): Enable
9280 TARGET_MVCLE at -Os.
9281 * doc/invoke.texi: Document changes in default behaviour.
9282 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9284 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9286 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9287 defined by back-end.
9289 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9291 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9292 all sets in the pattern.
9293 * config/rs6000/rs6000.md (stack_protect_testsi,
9294 stack_protect_testdi): Likewise.
9296 2005-07-06 Jeff Law <law@redhat.com>
9298 * tree-vrp.c (simplify_using_ranges): Kill.
9299 (vrp_finalize): Remove call to simplify_using_ranges.
9300 (simplify_stmt_using_ranges): New function extracted from
9301 simplify_using_ranges.
9302 (simplify_div_or_mod_using_ranges): Likewise.
9303 (simplify_abs_using_ranges): Likewise.
9304 (simplify_cond_using_ranges): New function.
9305 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9306 * tree-ssa-propagate.c (substitute_and_fold): Call
9307 simplify_stmt_using_ranges if we have range information.
9309 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9311 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9312 ia64_flag_schedule_isns2.
9314 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9315 reading/writing general registers.
9316 (ia64_function_arg): Revert 2005-06-18 change.
9318 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9320 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9321 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9323 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9325 * function.c (expand_function_end): Revert part of 2005-06-27
9326 patch. Do sjlj_emit_function_exit_after after return_label.
9328 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9330 * doc/install.texi (--disable-libssp): New.
9332 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9334 * doc/invoke.texi: Update -fforce-mem documentation.
9335 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9336 code for -fforce-mem.
9337 * expmed.c: (store_bit_field,store_fixed_bit_field,
9338 extract_bit_field): Ditto.
9339 * expr.c: (convert_move): Ditto.
9340 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9341 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9342 emit_conditional_add,expand_float,expand_fix): Ditto.
9343 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9344 (common_handle_option): Issue warning when -fforce-mem specified.
9346 2005-07-06 Paul Brook <paul@codesourcery.com>
9348 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9350 * configure: Regenerate.
9352 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9354 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9356 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9358 Fix PR tree-optimization/22319
9359 Fix PR tree-optimization/22140
9360 Fix PR tree-optimization/22310
9362 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9363 variable sized types.
9364 Use correct type for intermediate structure on *a = *b structure
9367 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9369 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9371 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9372 (machine_function): Move typedef to...
9373 * config/rs6000/rs6000.c (machine_function): ... here. Add
9374 varargs_save_offset field.
9375 (rs6000_stack_t): Remove varargs_size field.
9376 (setup_incoming_varargs): Allocate varargs save area using
9377 assign_stack_local, try to make it as small as possible.
9378 Save offset from virtual_stack_vars_rtx to the save area
9379 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9380 instead of magic 8 when fp word byte size is used.
9381 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9382 instead of -RS6000_VARARGS_SIZE.
9383 (rs6000_stack_info, debug_stack_info,
9384 rs6000_initial_elimination_offset): Remove all traces of
9386 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9387 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9388 RS6000_VARARGS_AREA.
9390 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9392 PR tree-optimization/21963
9393 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9394 constant_multiple_of in the same way get_computation_cost_at does.
9396 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9398 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9399 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9400 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9401 and return its previous value.
9402 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9403 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9405 (stack_protect_set, stack_protect_test): New expanders.
9406 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9407 stack_protect_testdi): New insns.
9408 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9409 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9411 2005-07-06 Jeff Law <law@redhat.com>
9413 * tree-ssa-dce.c (cfg_altered): New global.
9414 (tree_dce_init): Initialize cfg_altered.
9415 (remove_dead_stmt): If we remove an edge in the CFG, then set
9417 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9420 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9422 * Makefile.in (stamp-collect-ld): Use
9423 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9424 ./collect-ld if it already exists.
9425 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9426 Don't remove ./nm if it already exists.
9428 2005-07-05 Devang Patel <dpatel@apple.com>
9430 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9431 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9432 * tree-vectorizer.c (vect_loop_location): New.
9433 (vect_print_dump_info): Use vect_loop_location.
9434 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9435 (vectorize_loops): Set vect_loop_location.
9436 * tree-vect-analyze.c (vect_analyze_offset_expr,
9437 vect_determin_vectorization_factor, vect_analyze_operations,
9438 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9439 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9440 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9441 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9442 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9443 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9444 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9445 vect_analyze_loop): Adjust vect_print_dump_info API.
9446 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9447 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9448 vect_finish_stmt_generation, vectorizable_assignment,
9449 vectorizable_operation, vectorizable_store, vectorizable_load,
9450 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9451 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9452 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9453 vect_transform_loop): Same.
9454 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9455 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9458 2005-07-05 Randolph Chung <tausq@debian.org>
9460 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9461 * configure: Regenerate.
9462 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9463 (pa_tls_referenced_p): Declare.
9464 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9465 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9466 (legitimize_tls_address): New.
9467 (hppa_legitimize_address): Handle TLS addresses.
9468 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9469 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9470 (emit_move_sequence): Handle TLS addresses.
9471 (pa_encode_section_info): Call default handler to handle common
9473 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9474 (CONSTANT_ADDRESS_P): Reject TLS operands.
9475 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9476 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9477 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9478 (UNSPEC_TLSLE): Define new constants.
9479 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9480 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9481 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9482 (tie_symbolic_operand, tle_symbolic_operand): New
9484 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9486 * aclocal.m4: Update macros for autoconf 2.59 style.
9487 * configure.ac: Likewise.
9489 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9491 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9492 (function_arg): Pass small aggregates in general registers on 32-bit
9494 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9496 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9498 * Makefile.in (final.o): Fix dependencies.
9500 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9504 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9505 * langhooks.c (lhd_expr_to_decl): New.
9506 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9508 (LANG_HOOKS_INITIALIZER): Update.
9509 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9510 expr_to_decl langhook.
9511 * c-tree.h (c_expr_to_decl): Declare.
9512 * c-typeck.c (c_expr_to_decl): New.
9513 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9515 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9517 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9520 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9521 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9523 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9525 * Makefile.in: Adjust dependencies.
9526 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9527 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9528 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9529 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9530 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9531 rest_of_compilation.
9533 * bb-reorder.c (gate_duplicate_computed_gotos,
9534 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9535 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9536 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9537 pass_partition_blocks): New.
9538 * bt-load.c (gate_handle_branch_target_load_optimize,
9539 rest_of_handle_branch_target_load_optimize,
9540 pass_branch_target_load_optimize): New.
9541 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9543 * cfglayout.c (pass_insn_locators_initialize): New.
9544 * cfgrtl.c (pass_free_cfg): New.
9545 * combine.c (gate_handle_combine, rest_of_handle_combine,
9547 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9548 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9549 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9550 * except.c (pass_set_nothrow_function_flags,
9551 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9553 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9554 rest_of_handle_shorten_branches, pass_shorten_branches,
9555 rest_of_clean_state, pass_clean_state): New.
9556 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9557 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9558 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9560 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9561 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9562 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9563 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9565 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9566 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9567 pass_rtl_ifcvt, gate_handle_if_after_combine,
9568 rest_of_handle_if_after_combine, pass_if_after_combine,
9569 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9570 pass_if_after_reload): New.
9571 * integrate.c (pass_initial_value_sets): New.
9572 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9573 pass_purge_lineno_notes): New.
9574 * mode-switching.c (rest_of_handle_mode_switching,
9575 pass_mode_switching): New.
9576 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9577 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9579 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9580 pass_loop_optimize): New.
9581 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9583 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9585 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9586 pass_postreload_cse): New.
9587 * profile.c (gate_handle_profiling, pass_profiling,
9588 rest_of_handle_branch_prob, pass_branch_prob): New.
9589 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9590 pass_split_before_regstack, gate_handle_split_before_regstack,
9591 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9592 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9593 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9594 pass_stack_regs): New.
9595 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9596 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9597 pass_stack_adjustments): New.
9598 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9599 pass_regrename): New.
9600 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9601 pass_delay_slots, gate_handle_machine_reorg,
9602 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9603 * rtl.h (extern void purge_line_number_notes): New.
9604 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9605 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9607 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9609 * value-prof.c (gate_handle_value_profile_transformations,
9610 rest_of_handle_value_profile_transformations,
9611 pass_value_profile_transformations): New.
9612 * var-tracking.c (gate_handle_var_tracking,
9613 pass_variable_tracking): New.
9614 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9616 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9617 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9618 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9619 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9620 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9621 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9622 rest_of_handle_gcse2, rest_of_handle_regmove,
9623 rest_of_handle_tracer, rest_of_handle_if_conversion,
9624 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9625 rest_of_handle_web, rest_of_handle_branch_prob,
9626 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9627 rest_of_handle_jump_bypass, rest_of_handle_combine,
9628 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9629 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9630 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9631 rest_of_handle_mode_switching, rest_of_handle_jump,
9632 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9633 rest_of_handle_flow2, rest_of_handle_jump2,
9634 rest_of_handle_peephole2, rest_of_handle_postreload,
9635 rest_of_handle_shorten_branches, rest_of_clean_state,
9636 rest_of_compilation): Remove.
9638 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9639 * passes.c (dump_flags, in_gimple_form, all_passes,
9640 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9641 register_dump_files, next_pass_1, last_verified, execute_todo,
9642 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9643 from tree-optimize.c.
9644 (init_optimization_passes): Moved from tree-optimize.c,
9645 adding the RTL optimizations.
9646 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9647 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9648 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9649 register_dump_files, next_pass_1, last_verified, execute_todo,
9650 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9651 init_tree_optimization_passes, ipa_passes): Delete.
9652 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9654 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9655 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9657 (ipa_passes): Remove.
9658 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9659 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9660 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9661 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9662 (dump_info_p, dump_flag): Moved to tree-dump.h.
9664 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9666 * passes.c (finish_optimization_passes): Use dump_begin
9667 and dump_end, TDI_end.
9668 (gate_rest_of_compilation): New.
9669 (pass_rest_of_compilation): Use it.
9670 (gate_postreload, pass_postreload): New.
9671 * toplev.c (general_init): Rename init_tree_optimization_passes.
9672 * toplev.h (init_tree_optimization_passes): Rename to
9673 init_optimizations_passes.
9674 * tree-dump.c (dump_flag): Make static.
9675 (dump_files): Remove RTL dumps.
9676 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9677 pass_cleanup_cfg, pass_free_cfg_annotations,
9678 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9679 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9680 * tree-pretty-print.c: Include tree-pass.h.
9681 * cgraph.c: Include tree-dump.h.
9683 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9685 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9686 Only fall back to saying it points to readonly memory if
9689 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9691 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9692 * config/m32r/m32r.c (m32r_compute_frame_size,
9693 m32r_expand_prologue): Take current_function_profile into
9694 account whenever we reference
9695 current_function_uses_pic_offset_table.
9696 (m32r_finalize_pic): Remove.
9697 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9699 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9701 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9702 instead of $<. Don't remove ./as if it already exists.
9704 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9707 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9708 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9709 for complex modes when generating code for PA 1.0.
9710 (VALID_FP_MODE_P): New macro.
9711 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9712 sets for all general and floating point modes. Align wide floating
9713 point modes to even register boundaries to comply with architectural
9715 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9716 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9717 (VALID_FP_MODE_P): New macro.
9718 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9719 sets for all general and floating point modes. Align wide floating
9720 point modes to even register boundaries to comply with architectural
9723 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9725 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9728 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9730 * tree-ssa-structalias.c: Don't include expr.h.
9732 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9734 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9737 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9739 Fix PR tree-optimization/22279
9741 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9744 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9746 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9748 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9750 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9751 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9752 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9753 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9754 config/stormy16/stormy16.c, config/v850/v850.c,
9755 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9756 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9757 Avoid "." or "\n" at end of diagnostics and capital letters at
9758 start of diagnostics.
9759 * combine.c, cse.c: Don't translate dump file output.
9760 * toplev.c (print_version): Only translate output if going to
9763 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9765 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9766 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9769 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9771 * pa.c (fix_range): Fix typo in comment.
9773 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9775 * tree-vrp.c (extract_range_from_assert): Replace
9776 fold (build (...)) with fold_build2.
9778 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9780 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9781 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9782 (format_types_orig, handle_format_attribute): Add support for
9785 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9787 * varasm.c (assemble_variable): Fix format specifier thinko.
9789 2005-07-03 Ira Rosen <irar@il.ibm.com>
9791 PR tree-optimization/22029 (and 22135)
9792 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9793 a phi node before calling dump_vops.
9795 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9797 * tree-dump.h (dump_string_field): Declare.
9798 * tree-dump.c: Use it instead of dump_string.
9799 (dump_string_field): Make non-static.
9801 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9803 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9804 up the minimal CFG stuff always when optimize > 0. Call
9805 split_all_insns_noflow in PIC case if needed.
9807 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9808 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9811 * c-decl.c (c_write_global_declarations): Dump contents of
9813 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9814 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9815 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9816 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9819 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9821 * c-common.h (GCC_DIAG_STYLE): Define.
9822 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9823 version for format checking to 4.1.
9824 * c-format.c: Include toplev.h after c-common.h.
9825 (enum format_type): Add gcc_tdiag_format_type.
9826 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9827 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9828 (format_types_orig): Add gcc_tdiag.
9829 (init_dynamic_diag_info): Support gcc_tdiag formats.
9830 (handle_format_attribute): Likewise.
9831 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9832 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9833 version for format checking to 4.1.
9834 (warning0, warning, error, pedwarn, sorry): Use
9836 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9837 (finish_aliases_1): Do not use %qE.
9838 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9839 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9840 Correct format bugs.
9841 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9842 parameter to unsigned HOST_WIDE_INT.
9843 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9845 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9848 * expr.c (write_complex_part): Use adjust_address for MEM.
9849 (read_complex_part): Same.
9851 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9853 Fix PR tree-optimization/22280
9855 * tree-sra.c (generate_element_init): Remove useless loop.
9857 2005-07-02 Richard Henderson <rth@redhat.com>
9859 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9861 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9863 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9866 * fold-const.c (fold_binary): Handle the return value of
9867 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9868 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9870 2005-07-02 Jeff Law <law@redhat.com>
9872 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9873 a eliminate type conversion which feeds an equality comparison
9874 if the original type or either operand in the comparison is a
9877 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9879 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9880 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9882 * config/avr/avr.c: Do not use '`' as left quote.
9883 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9884 Remove "." from end of diagnostics. Make diagnostics start with
9887 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9888 Joseph S. Myers <joseph@codesourcery.com>
9890 * toplev.c (default_tree_printer): Handle setting location with
9892 * c-objc.common.c (c_tree_printer): Likewise.
9893 * c-format.c (gcc_diag_flag_specs): Add '+'.
9894 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9895 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9897 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9898 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9899 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9900 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9901 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9902 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9903 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9904 format arguments where %J is used without %D.
9906 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9908 * gcc.c (LINK_SSP_SPEC): Define.
9909 (link_ssp_spec): New variable.
9910 (LINK_COMMAND_SPEC): Add %(link_ssp).
9911 (static_specs): Add link_ssp_spec.
9912 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9913 * configure: Rebuilt.
9914 * config.in: Rebuilt.
9916 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9917 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9918 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9919 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9920 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9921 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9922 -0x7008(2) instead of reading __stack_chk_guard variable.
9923 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9925 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9926 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9927 if TARGET_THREAD_SSP_OFFSET is defined.
9928 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9929 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9932 2005-06-27 Richard Henderson <rth@redhat.com>
9933 * libgcc-std.ver (GCC_4.1.0): New.
9934 * libgcc.h (__stack_chk_guard): Declare.
9935 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9936 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9937 * mklibgcc.in (lib2funcs): Add them.
9939 2005-07-01 Richard Henderson <rth@redhat.com>
9941 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9942 void * before struct sigcontext *.
9943 (x86_fallback_frame_state): Likewise.
9945 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9947 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9949 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9952 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9953 we check for SSA_NAME for.
9955 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9957 Fix PR tree-optimization/22071
9959 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9961 (get_constraint_for_component_ref): Use it.
9963 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9966 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9967 print out the last new line.
9969 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9971 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9972 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9973 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9974 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9975 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9976 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9977 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9978 (enum reg_class): New member CC0_REGS.
9979 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9980 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9981 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9982 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9983 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9984 Adjust for register now described.
9986 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9989 * config/i386/i386.md (stack_protect_test_si,
9990 stack_protect_test_di): Add earlyclobber for scratch 3.
9991 * config/rs6000/rs6000.md (stack_protect_testsi,
9992 stack_protect_testdi): Add earlyclobber for scratch 3,
9993 remove earlyclobber from scratch 4.
9995 Older entries for 2005 can be found in ChangeLog-2005.